colorless

• POS: Adjective
• HYPHEN: col=or=less

CIDE DICTIONARY

colorless, a. 

•  Without color; not distinguished by any hue; transparent; as, colorless water; a colorless gas.

  "[Narrower terms: ashen, bloodless, livid, lurid, pale, pallid, pasty, wan, waxen; neutral; white]"  [1913 Webster]
•  Free from any manifestation of partial or peculiar sentiment or feeling; not disclosing likes, dislikes, prejudice, etc.; as, colorless music; a colorless style; definitions should be colorless.  [1913 Webster]
•  having lost its normal color.

  "[Narrower terms: blanched, etiolate, etiolated, whitened; bleached, faded, washed-out, washy; dimmed, dulled, grayed; dirty; dull, sober, somber, subfusc]"  [WordNet 1.5]

THESAURUS

colorless

abstract, achromatic, achromic, aloof, anemic, arid, ashen, ashy, barren, blah, blanched, bland, blank, bled white, bloodless, blurry, boring, cadaverous, characterless, chloranemic, cold, dead, deadly pale, deathly pale, detached, dim, dimmed, dingy, discolored, disinterested, dismal, dispassionate, doughy, drab, draggy, drearisome, dreary, dry, dryasdust, dull, dusty, effete, elephantine, empty, etiolated, exsanguinated, exsanguine, exsanguineous, fade, faded, faint, fallow, feeble, flat, ghastly, gray, haggard, hazy, heavy, ho-hum, hollow, hueless, hypochromic, impersonal, inane, inexcitable, insipid, jejune, lackluster, leaden, lifeless, livid, low-spirited, lurid, lusterless, mat, mealy, milk-and-water, muddy, namby-pamby, neutral, obscure, pale, pale as death, pale-faced, pallid, pasty, pedestrian, plodding, pointless, poker-faced, poky, ponderous, prosaic, prosy, remote, sallow, sickly, slow, solemn, spiritless, sterile, stiff, stodgy, stuffy, superficial, tallow-faced, tasteless, tedious, toneless, uncolored, unimaginative, uninspired, uninteresting, unlively, vacuous, vague, vapid, wan, washed out, washed-out, waxen, weak, whey-faced, white, wishy-washy, withdrawn, wooden

ROGET THESAURUS

colorless

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.

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.

Achromatism

N achromatism, decoloration, discoloration, pallor, pallidness, pallidity, paleness, etiolation, neutral tint, monochrome, black and white, uncolored &c (color), colorless, achromatic, aplanatic, etiolate, etiolated, hueless, pale, pallid, palefaced, tallow-faced, faint, dull, cold, muddy, leaden, dun, wan, sallow, dead, dingy, ashy, ashen, ghastly, cadaverous, glassy, lackluster, discolored, light-colored, fair, blond, white, pale as death, pale as ashes, pale as a witch, pale as a ghost, pale as a corpse, white as a corpse.