Word Study
Weak
CIDE DICTIONARY
Weak, a. [OE. weik, Icel. veikr; akin to Sw. vek, Dan. veg soft, flexible, pliant, AS. wāc weak, soft, pliant, D. week, G. weich, OHG. weih; all from the verb seen in Icel. vīkja to turn, veer, recede, AS. wīcan to yield, give way, G. weichen, OHG. wīhhan, akin to Skr. vij, and probably to E. week, L. vicis a change, turn, Gr. e'i`kein to yield, give way. √132. Cf. Week, Wink, v. i. Vicissitude.].
- Wanting physical strength. [1913 Webster]"A poor, infirm, weak, and despised old man." [1913 Webster]"Weak with hunger, mad with love." [1913 Webster]"A voice not soft, weak, piping, and womanish." [1913 Webster]
- Not possessing or manifesting intellectual, logical, moral, or political strength, vigor, etc. [1913 Webster]"To think every thing disputable is a proof of a weak mind and captious temper." [1913 Webster]"Origen was never weak enough to imagine that there were two Gods." [1913 Webster]"If evil thence ensue,
She first his weak indulgence will accuse." [1913 Webster]"Him that is weak in the faith receive ye, but not to doubtful disputations." [1913 Webster]"Guard thy heart
On this weak side, where most our nature fails." [1913 Webster]"A case so weak . . . hath much persisted in." [1913 Webster]"I must make fair weather yet awhile,
Till Henry be more weak, and I more strong." [1913 Webster] - Pertaining to, or designating, a verb which forms its preterit (imperfect) and past participle by adding to the present the suffix -ed, -d, or the variant form -t; as in the verbs abash, abashed; abate, abated; deny, denied; feel, felt. See Strong, 19
(a) . [1913 Webster] - Tending toward a lower price or lower prices; as, wheat is weak; a weak market. [Webster 1913 Suppl.]
- Lacking in good cards; deficient as to number or strength; as, a hand weak in trumps. [Webster 1913 Suppl.]
- Lacking contrast; as, a weak negative. [Webster 1913 Suppl.]"
Weak is often used in the formation of self-explaining compounds; as,weak -eyed,weak -handed,weak -hearted,weak -minded,weak -spirited, and the like." [1913 Webster]
To make or become weak; to weaken. [1913 Webster]
"Never to seek weaking variety." [1913 Webster]
OXFORD DICTIONARY
Weak, adj.
1 deficient in strength, power, or number; fragile; easily broken or bent or defeated.
2 deficient in vigour; sickly, feeble (weak health; a weak imagination).
3 a deficient in resolution; easily led (a weak character). b (of an action or features) indicating a lack of resolution (a weak surrender; a weak chin).
4 unconvincing or logically deficient (weak evidence; a weak argument).
5 (of a mixed liquid or solution) watery, thin, dilute (weak tea).
6 (of a style etc.) not vigorous or well-knit; diffuse, slipshod.
7 (of a crew) short-handed.
8 (of a syllable etc.) unstressed.
9 Gram. in Germanic languages: a (of a verb) forming inflections by the addition of a suffix to the stem. b (of a noun or adjective) belonging to a declension in which the stem originally ended in -n (opp. STRONG adj. 22).
1 deficient in strength, power, or number; fragile; easily broken or bent or defeated.
2 deficient in vigour; sickly, feeble (weak health; a weak imagination).
3 a deficient in resolution; easily led (a weak character). b (of an action or features) indicating a lack of resolution (a weak surrender; a weak chin).
4 unconvincing or logically deficient (weak evidence; a weak argument).
5 (of a mixed liquid or solution) watery, thin, dilute (weak tea).
6 (of a style etc.) not vigorous or well-knit; diffuse, slipshod.
7 (of a crew) short-handed.
8 (of a syllable etc.) unstressed.
9 Gram. in Germanic languages: a (of a verb) forming inflections by the addition of a suffix to the stem. b (of a noun or adjective) belonging to a declension in which the stem originally ended in -n (opp. STRONG adj. 22).
Idiom
weak ending an unstressed syllable in a normally stressed place at the end of a verse-line. the weaker sex derog. women. weak grade Gram. an unstressed ablaut-form. weak interaction Physics the weakest form of interaction between elementary particles. weak-kneed colloq. lacking resolution. weak-minded
1 mentally deficient.
2 lacking in resolution. weak-mindedness the state of being weak-minded. weak moment a time when one is unusually compliant or temptable.
weak point (or spot)
1 a place where defences are assailable.
2 a flaw in an argument or character or in resistance to temptation.
1 mentally deficient.
2 lacking in resolution. weak-mindedness the state of being weak-minded. weak moment a time when one is unusually compliant or temptable.
weak point (or spot)
1 a place where defences are assailable.
2 a flaw in an argument or character or in resistance to temptation.
Derivative
weakish adj.
Etymology
ME f. ON veikr f. Gmc
THESAURUS
Weak
Adamic, Adamite, Adamitic, abulic, accented, accessible, achromatic, achromic, afraid, airy, alveolar, amenable, anemic, anile, anthropocentric, anthropological, apical, apico-alveolar, apico-dental, articulated, ashen, ashy, assailable, assimilated, asthenic, attackable, attenuate, attenuated, back, backsliding, barely audible, barytone, beatable, bilabial, blear, bleared, bleary, bled white, bloodless, blurred, blurry, boyish, broad, bungling, cacuminal, cadaverous, careless, carnal, central, cerebral, checked, chicken, chickenhearted, chloranemic, close, colorless, confused, conquerable, consonant, consonantal, continuant, coward, cowardly, cowed, crabbed, dark, daunted, dead, deadly pale, deathly pale, debilitated, decrepit, decrescendo, delicate, dental, diaphanous, dickey, dilute, diluted, dim, dimmed, dingy, discolored, dismayed, dissimilated, distant, doddered, doddering, doddery, dorsal, drooping, droopy, dull, earthy, easy, easygoing, effete, emasculate, enervated, enfeebled, erring, ethereal, etiolated, expugnable, exsanguinated, exsanguine, exsanguineous, fade, faded, fagged, faint, faint-voiced, fainthearted, fainting, faintish, fallen, fallow, fatigued, fearful, featherweight, feeble, feebleminded, feeling faint, filmy, fine, fine-drawn, finespun, finite, flabby, flaccid, flagging, flat, flavorless, fleshly, flimsy, floppy, fluctuant, foggy, footsore, forceless, fossilized, fragile, frail, frazzled, front, funking, funky, fuzzy, gauzy, gentle, gerontal, gerontic, ghastly, girlish, glide, glossal, glottal, gone, good and tired, gossamer, gracile, gray, gruelly, gutless, guttural, haggard, half-heard, half-seen, half-visible, hard, hazy, heavy, henhearted, hesitant, high, hominal, homocentric, hueless, human, humanistic, hypochromic, ill-defined, imbecile, impotent, imprecise, impressionable, improbable, impure, inadequate, inane, incompetent, inconceivable, inconclusive, inconspicuous, incredible, indefinite, indifferent, indistinct, indistinguishable, ineffective, ineffectual, inefficacious, inept, infirm, influenceable, insecure, insipid, insubstantial, intimidated, intonated, invertebrate, irresolute, jaded, jejune, labial, labiodental, labiovelar, lackluster, lacy, languid, languorous, lapsed, lax, leaden, lenient, light, lightweight, lily-livered, limber, limp, lingual, liquid, listless, livid, loose, low, low-profile, lurid, lusterless, lustless, malleable, man-centered, marrowless, mat, mealy, merely glimpsed, mid, mild, milk-and-water, milk-livered, milksoppish, milksoppy, misty, monophthongal, mortal, mossbacked, moth-eaten, mousy, movable, muddy, mummylike, murmured, muted, narrow, nasal, nasalized, negligent, nerveless, neutral, no-account, obscure, occlusive, of easy virtue, of no account, only human, open, open-minded, out of focus, overindulgent, overpermissive, overtimid, overtimorous, oxytone, palatal, palatalized, pale, pale as death, pale-faced, pallid, palsied, panic-prone, panicky, papery, papery-skinned, pappy, pasty, peccable, penetrable, permissive, persuadable, persuasible, pervious, pharyngeal, pharyngealized, phonemic, phonetic, phonic, pianissimo, piano, pigeonhearted, pitch, pitched, pithless, plastic, pliable, pliant, pooped, poor, postlapsarian, posttonic, powerless, pregnable, prodigal, pulpy, puny, rabbity, rare, rarefied, ravaged with age, ready to drop, receptive, recidivist, recidivistic, relaxed, remiss, responsive, retroflex, rickety, rootless, rounded, rubbery, run ragged, run to seed, run-down, rusty, sagging, sallow, sapless, savorless, scarcely heard, seedy, semivisible, semivowel, senile, shadowy, shaky, shriveled, sickly, sinewless, sissified, sissy, slack, slender, slenderish, slight, slight-made, slim, slimmish, slinky, slipshod, sloppy, small, soft, soft-sounding, soft-voiced, sonant, spiceless, spindly, spineless, stale, stopped, strengthless, stressed, stricken in years, strong, suasible, subaudible, subdued, subtle, suggestible, surd, surmountable, susceptible, svelte, swayable, syllabic, sylphlike, tallow-faced, tasteless, tellurian, tense, tenuous, thick, thin, thin-bodied, thin-set, thin-spun, thinnish, threadlike, throaty, timeworn, timid, timorous, tired, tired-winged, toilworn, tonal, toneless, tonic, tottering, tottery, trimming, twangy, unaccented, unangelic, unauthoritative, unbelievable, uncertain, unchaste, unclean, unclear, uncolored, unconvincing, undefined, undependable, unfit, unflavored, ungodly, ungood, unhardened, unmanly, unmanned, unnerved, unplain, unproved, unqualified, unrecognizable, unrefreshed, unreliable, unrestored, unrestrained, unrighteous, unrigorous, unrounded, unsaintly, unsavory, unsound, unstable, unstressed, unstrung, unsubstantial, unsuitable, unsure, unsustained, unvirtuous, vacillating, vague, vapid, velar, vincible, virtueless, vocalic, vocoid, voiced, voiceless, vowel, vowellike, vulnerable, wan, wanton, washed-out, washy, wasp-waisted, watered, watered-down, waterish, watery, wavering, waxen, way-weary, wayward, wayworn, weak-kneed, weak-minded, weak-voiced, weak-willed, weakened, weakhearted, weakly, wearied, weariful, weary, weary-footed, weary-laden, weary-winged, weary-worn, whey-faced, whispered, white, white-livered, wide, willowy, wilting, wiredrawn, wishy-washy, wispy, withered, without any weight, wizened, wobbly, worn, worn-down, yellowROGET THESAURUS
Weak
Feebleness
N feebleness, feeble, bald, tame, meager, jejune, vapid, bland, trashy, lukewarm, cold, frigid, poor, dull, dry, languid, colorless, enervated, proposing, prosy, prosaic, unvaried, monotonous, weak, washy, wishy- washy, sketchy, slight, careless, slovenly, loose, lax (negligent), slipshod, slipslop, inexact, puerile, childish, flatulent, rambling.Irresolution
N irresolution, infirmity of purpose, indecision, indetermination, undetermination, unsettlement, uncertainty, demur, suspense, hesitating, hesitation, hesitancy, vacillation, changeableness, fluctuation, alternation, caprice, fickleness, levity, legerete, pliancy, weakness, timidity, cowardice, half measures, waverer, ass between two bundles of hay, shuttlecock, butterfly, wimp, doughface, irresolute, infirm of purpose, double-minded, half-hearted, undecided, unresolved, undetermined, shilly-shally, fidgety, tremulous, hesitating, off one's balance, at a loss, vacillating, unsteady, unsteadfast, fickle, without ballast, capricious, volatile, frothy, light, lightsome, light-minded, giddy, fast and loose, weak, feeble-minded, frail, timid, wimpish, wimpy, cowardly, dough-faced, facile, pliant, unable to say 'no', easy-going revocable, reversible, irresolutely, irresolved, irresolvedly, in faltering accents, off and on, from pillar to post, seesaw, Int, how happy could I be with either!.Unimportance
N unimportance, insignificance, nothingness, immateriality, triviality, levity, frivolity, paltriness, poverty, smallness, vanity, matter of indifference, no object, nothing, nothing to signify, nothing worth speaking of, nothing particular, nothing to boast of, nothing to speak of, small matter, no great matter, trifling matter, mere joke, mere nothing, hardly anything, scarcely anything, nonentity, small beer, cipher, no great shakes, peu de chose, child's play, kinderspiel, toy, plaything, popgun, paper pellet, gimcrack, gewgaw, bauble, trinket, bagatelle, Rickshaw, knickknack, whim-wham, trifle, trifles light as air, yankee notions, trumpery, trash, rubbish, stuff, fatras, frippery, leather or prunello, chaff, drug, froth bubble smoke, cobweb, weed, refuse, scum, joke, jest, snap of the fingers, fudge, fiddlestick, fiddlestick end, pack of nonsense, mere farce, straw, pin, fig, button, rush, bulrush, feather, halfpenny, farthing, brass farthing, doit, peppercorn, jot, rap, pinch of snuff, old son, cent, mill, picayune, pistareen, red cent, minutiae, details, minor details, small fry, dust in the balance, feather in the scale, drop in the ocean, flea-bite, molehill, nine days' wonder, ridiculus mus, flash in the pan, much ado about nothing, unimportant, of little account, of small account, of no account, of little importance, of no importance, immaterial, unessential, nonessential, indifferent, subordinate, mediocre, passable, fair, respectable, tolerable, commonplace, uneventful, mere, common, ordinary, inconsiderable, so-so, insignificant, inappreciable, trifling, trivial, slight, slender, light, flimsy, frothy, idle, puerile, airy, shallow, weak, powerless, frivolous, petty, niggling, piddling, peddling, fribble, inane, ridiculous, farcical, finical, finikin, fiddle-faddle, fingle-fangle, namby-pamby, wishy-washy, milk and water, poor, paltry, pitiful, contemptible, sorry, mean, meager, shabby, miserable, wretched, vile, scrubby, scrannel, weedy, niggardly, scurvy, putid, beggarly, worthless, twopennyhalfpenny, cheap, trashy, catchpenny, gimcrack, trumpery, one- horse, not worth the pains, not worth while, not worth mentioning, not worth speaking of, not worth a thought, not worth a curse, not worth a straw, beneath notice, unworthy of notice, beneath regard, unworthy of regard, beneath consideration, unworthy of consideration, de lana caprina, vain, slightly, rather, somewhat, pretty well, tolerably, for aught one cares, Int, no matter!, pish!, tush!, tut!, pshaw!, pugh!, pooh, pooh-pooh!, fudge!, bosh!, humbug!, fiddlestick, fiddlestick end!, fiddlededee!, never mind!, n'importe!, what signifies it, what boots it, what of it, what of that, what matter, what's the odds, a fig for', stuff!, nonsense!, stuff and nonsense, magno conatu magnas nugas, le jeu ne vaut pas la chandelle, it matters not, it does not signify, it is of no consequence, it is of no importance, elephantus non capit murem, tempete dans un verre d'eau.Uncleanness
N uncleanness, impurity, immundity, immundicity, impurity, defilement, contamination, defoedation, soilure, soiliness, abomination, leaven, taint, tainture, fetor, decay, putrescence, putrefaction, corruption, mold, must, mildew, dry rot, mucor, rubigo, slovenry, slovenliness, squalor, dowdy, drab, slut, malkin, slattern, sloven, slammerkin, slammock, slummock, scrub, draggle-tail, mudlark, dust-man, sweep, beast, dirt, filth, soil, slop, dust, cobweb, flue, smoke, soot, smudge, smut, grit, grime, raff, sossle, sozzle, sordes, dregs, grounds, lees, argol, sediment, settlement heeltap, dross, drossiness, mother, precipitate, scoriae, ashes, cinders, recrement, slag, scum, froth, hogwash, ditchwater, dishwater, bilgewater, rinsings, cheeseparings, sweepings, offscourings, outscourings, off scum, caput mortuum, residuum, sprue, fecula, clinker, draff, scurf, scurfiness, exuviae, morphea, fur, furfur, dandruff, tartar, riffraff, vermin, louse, flea, bug, chinch, mud, mire, quagmire, alluvium, silt, sludge, slime, slush, slosh, sposh, spawn, offal, gurry, lientery, garbage, carrion, excreta, slough, peccant humor, pus, matter, suppuration, lienteria, faeces, feces, excrement, ordure, dung, crap, shit, sewage, sewerage, muck, coprolite, guano, manure, compost, dunghill, colluvies, mixen, midden, bog, laystall, sink, privy, jakes, toilet, john, head, cess, cesspool, sump, sough, cloaca, latrines, drain, sewer, common sewer, Cloacina, dust hole, sty, pigsty, lair, den, Augean stable, sink of corruption, slum, rookery, dirty, filthy, grimy, unclean, impure, soiled, not to be handled with kid gloves, dusty, snuffy, smutty, sooty, smoky, thick, turbid, dreggy, slimy, mussy, slovenly, untidy, messy, uncleanly, unkempt, sluttish, dowdy, draggle-tailed, uncombed, unscoured, unswept, unwiped, unwashed, unstrained, unpurified, squalid, lutose, slammocky, slummocky, sozzly, nasty, coarse, foul, offensive, abominable, beastly, reeky, reechy, fetid, decayed, moldy, musty, mildewed, rusty, moth-eaten, mucid, rancid, weak, bad, gone bad, etercoral, lentiginous, touched, fusty, effete, reasty, rotten, corrupt, tainted, high, flyblown, maggoty, putrid, putrefactive, putrescent, putrefied, saprogenic, saprogenous, purulent, carious, peccant, fecal, feculent, stercoraceous, excrementitious, scurfy, scurvy, impetiginous, gory, bloody, rotting, rotten as a pear, rotten as cheese, crapulous, gross, fimetarious, fimicolous, they that touch pitch will be defiled.Laxity
N laxity, laxness, looseness, slackness, toleration, freedom, anarchy, interregnum, relaxation, loosening, remission, dead letter, brutum fulmen, misrule, license, licentiousness, insubordination, lynch law, nihilism, reign of violence, dethronement, deposition, usurpation, abdication, lax, loose, slack, remiss, weak, relaxed, licensed, reinless, unbridled, anarchical, unauthorized, adespotic.Weakness
N weakness, debility, atony, relaxation, languor, enervation, impotence, infirmity, effeminacy, feminality, fragility, flaccidity, inactivity, anaemia, bloodlessness, deficiency of blood, poverty of blood, declension of strength, loss of strength, failure of strength, delicacy, invalidation, decrepitude, asthenia, adynamy, cachexy, cachexia, sprain, strain, reed, thread, rope of sand, house of cards, softling, weakling, infant, youth, weak, feeble, debile, impotent, relaxed, unnerved sapless, strengthless, powerless, weakly, unstrung, flaccid, adynamic, asthenic, nervous, soft, effeminate, feminate, womanly, frail, fragile, shattery, flimsy, unsubstantial, insubstantial, gimcrack, gingerbread, rickety, creaky, creaking, cranky, craichy, drooping, tottering, broken, lame, withered, shattered, shaken, crazy, shaky, palsied, decrepit, languid, poor, infirm, faint, faintish, sickly, dull, slack, evanid, spent, short-winded, effete, weather-beaten, decayed, rotten, worn, seedy, languishing, wasted, washy, laid low, pulled down, the worse for wear, unstrengthened, unsupported, unaided, unassisted, aidless, defenseless, cantilevered (support), on its last legs, weak as a child, weak as a baby, weak as a chicken, weak as a cat, weak as a rat, weak as water, weak as water gruel, weak as gingerbread, weak as milk and water, colorless, non sum qualis eram.Pity
N pity, compassion, commiseration, bowels, of compassion, sympathy, fellow-feeling, tenderness, yearning, forbearance, humanity, mercy, clemency, leniency, charity, ruth, long- suffering, melting mood, argumentum ad misericordiam, quarter, grace, locus paenitentiae, sympathizer, advocate, friend, partisan, patron, wellwisher, pitying, pitiful, compassionate, sympathetic, touched, merciful, clement, ruthful, humane, humanitarian, tender, tender hearted, tender as a chicken, soft, soft hearted, unhardened, lenient, exorable, forbearing, melting, weak, Int, for pity's sake!, mercy!, have mercy!, cry you mercy!, God help you!, poor thing!, poor dear!, poor fellow!, woe betide!, quis talia fando temperet a lachrymiss!, one's heart bleeding for, haud ignara mali miseris succurrere disco, a fellow feeling makes one wondrous kind, onor di bocca assai giova e poco costa.Vice
N vice, evil-doing, evil courses, wrongdoing, wickedness, viciousness, iniquity, peccability, demerit, sin, Adam, old Adam, offending Adam, immorality, impropriety, indecorum, scandal, laxity, looseness of morals, enphagy, dophagy, exophagy, want of principle, want of ballast, obliquity, backsliding, infamy, demoralization, pravity, depravity, pollution, hardness of heart, brutality, corruption, knavery, profligacy, flagrancy, atrocity, cannibalism, lesbianism, Sadism, infirmity, weakness, weakness of the flesh, frailty, imperfection, error, weak side, foible, failing, failure, crying sin, besetting sin, defect, deficiency, cloven foot, lowest dregs of vice, sink of iniquity, Alsatian den, gusto picaresco, fault, crime, criminality, sinner, brothel, gambling house, joint, opium den, shooting gallery, crack house, vicious, sinful, sinning, wicked, iniquitous, immoral, unrighteous, wrong, criminal, naughty, incorrect, unduteous, undutiful, unprincipled, lawless, disorderly, contra bonos mores, indecorous, unseemly, improper, dissolute, profligate, scampish, unworthy, worthless, desertless, disgraceful, recreant, reprehensible, blameworthy, uncommendable, discreditable, disreputable, Sadistic, base, sinister, scurvy, foul, gross, vile, black, grave, facinorous, felonious, nefarious, shameful, scandalous, infamous, villainous, of a deep dye, heinous, flagrant, flagitious, atrocious, incarnate, accursed, Mephistophelian, satanic, diabolic, hellish, infernal, stygian, fiendlike, hell-born, demoniacal, devilish, fiendish, miscreated, misbegotten, demoralized, corrupt, depraved, evil-minded, evil-disposed, ill-conditioned, malevolent, heartless, graceless, shameless, virtueless, abandoned, lost to virtue, unconscionable, sunk in iniquity, lost in iniquity, steeped in iniquity, incorrigible, irreclaimable, obdurate, reprobate, past praying for, culpable, reprehensible, unjustifiable, indefensible, inexcusable, inexpiable, unpardonable, irremissible, weak, frail, lax, infirm, imperfect, indiscrete, demoralizing, degrading, wrong, sinfully, without excuse, Int, O tempora!, O mores!, alitur vitium vivitque tegendo, genus est mortis male vivere, mala mens malus animus, nemo repente fuit turpissimus, the trail of the serpent is over them all, to sanction vice and hunt decorum down.Brittleness
N brittleness, fragility, friability, frangibility, fissibility, house of cards, house of glass, brittle, brash, breakable, weak, frangible, fragile, frail, gimcrack, shivery, fissile, splitting, lacerable, splintery, crisp, crimp, short, brittle as glass.Water
N water, serum, serosity, lymph, rheum, diluent, agua, aqua, pani, dilution, maceration, lotion, washing, immersion, humectation, infiltration, spargefaction, affusion, irrigation, douche, balneation, bath, deluge, high water, flood tide, watery, aqueous, aquatic, hydrous, lymphatic, balneal, diluent, drenching, diluted, weak, wet, the waters are out.Insipidity
N insipidity, blandness, tastelessness, bland, void of taste, insipid, tasteless, gustless, savorless, ingustible, mawkish, milk and water, weak, stale, flat, vapid, fade, wishy-washy, mild, untasted.& Sophistry
N intuition, instinct, association, hunch, gut feeling, presentiment, premonition, rule of thumb, superstition, astrology, faith (supposition), sophistry, paralogy, perversion, casuistry, jesuitry, equivocation, evasion, chicane, chicanery, quiddet, quiddity, mystification, special pleading, speciousness, nonsense, word sense, tongue sense, false reasoning, vicious reasoning, circular reasoning, petitio principii, ignoratio elenchi, post hoc ergo propter hoc, non sequitur, ignotum per ignotius, misjudgment, false teaching, sophism, solecism, paralogism, quibble, quirk, elenchus, elench, fallacy, quodlibet, subterfuge, subtlety, quillet, inconsistency, antilogy, a delusion, a mockery, and a snare, claptrap, cant, mere words, lame and impotent conclusion, meshes of sophistry, cobwebs of sophistry, flaw in an argument, weak point, bad case, overrefinement, hairsplitting, intuitive, instinctive, impulsive, independent of reason, anterior to reason, gratuitous, hazarded, unconnected, unreasonable, illogical, false, unsound, invalid, unwarranted, not following, inconsequent, inconsequential, inconsistent, absonous, absonant, unscientific, untenable, inconclusive, incorrect, fallacious, fallible, groundless, unproved, non sequitur, it does not follow, deceptive, sophistical, jesuitical, illusive, illusory, specious, hollow, plausible, ad captandum, evasive, irrelevant, weak, feeble, poor, flimsy, loose, vague, irrational, nonsensical, foolish, frivolous, pettifogging, quibbling, finespun, overrefined, at the end of one's tether, au bout de son latin, intuitively, by intuition, illogically, non constat, that goes for nothing.Folly
N imbecility folly, want of intelligence &c, want of intellect, shadowness, silliness, foolishness, imbecility, incapacity, vacancy of mind, poverty of intellect, weakness of intellect, clouded perception, poor head, apartments to let, stupidity, stolidity, hebetude, dull understanding, meanest capacity, shortsightedness, incompetence, one's weak side, not one's strong point, bias, infatuation, simplicity, puerility, babyhood, dotage, anility, second childishness, fatuity, idiocy, idiotism, driveling, folly, frivolity, irrationality, trifling, ineptitude, nugacity, inconsistency, lip wisdom, conceit, sophistry, giddiness, eccentricity, extravagance, rashness, act of folly, unintelligent, unintellectual, unreasoning, mindless, witless, reasoningless, brainless, halfbaked, having no head, not bright, inapprehensible, weak headed, addle headed, puzzle headed, blunder headed, muddle headed, muddy headed, pig headed, beetle headed, buffle headed, chuckle headed, mutton headed, maggoty headed, grossheaded, beef headed, fat witted, fat-headed, weak-minded, feeble-minded, dull minded, shallow minded, lack- brained, rattle-brained, rattle headed, half witted, lean witted, short witted, dull witted, blunt-witted, shallow-pated, clod-pated, addle- pated, addle-brained, dim-sighted, short-sighted, thick-skulled, weak in the upper story, shallow, borne, weak, wanting, soft, sappy, spoony, dull, dull as a beetle, stupid, heavy, insulse, obtuse, blunt, stolid, doltish, asinine, inapt, prosaic, hebetudinous, childish, child-like, infantine, infantile, babyish, babish, puerile, anile, simple, old-womanish, fatuous, idiotic, imbecile, driveling, blatant, babbling, vacant, sottish, bewildered, blockish, unteachable Boeotian, Boeotic, bovine, ungifted, undiscerning, unenlightened, unwise, unphilosophical, apish, simious, foolish, silly, senseless, irrational, insensate, nonsensical, inept, maudlin, narrow-minded, bigoted, giddy, rash, eccentric, foolish, unwise, injudicious, improper, unreasonable, without reason, ridiculous, absurd, idiotic, silly, stupid, asinine, ill-imagined, ill-advised, ill-judged, ill-devised, mal entendu, inconsistent, irrational, unphilosophical, extravagant, sleeveless, idle, pointless, useless, inexpedient, frivolous, Davus sum non, a fool's bolt is soon shot clitellae bovi sunt im, fools rush in where angels fear to tread, il n' a ni bouche ni eperon, the bookful blockhead, ignorantly read, to varnish nonsense with the charms of sound.For further exploring for "Weak" in Webster Dictionary Online