insincere

• POS: Adjective
• HYPHEN: in=sin=cere

CIDE DICTIONARY

insincere, a. [L. insincerus. See In- not, and Sincere.].

•  Not being in truth what one appears to be; not sincere; dissembling; hypocritical; disingenuous; deceitful; false; -- said of persons; also of speech, thought; etc.; as, insincere declarations.  [1913 Webster]
•  Disappointing; imperfect; unsound.  [1913 Webster]

  "To render sleep's soft blessings insincere."

Syn. -- Dissembling; hollow; hypocritical; deceptive deceitful; false; disingenuous; untrustworthy.

OXFORD DICTIONARY

insincere, adj. not sincere; not candid.

Derivative

insincerely adv. insincerity n. (pl. -ies).

Etymology

L insincerus (as IN-(1), SINCERE)

THESAURUS

insincere

Machiavellian, Tartuffian, Tartuffish, adulatory, affected, ambidextrous, apparently sound, artful, artificial, bland, blandishing, blarneying, buttery, cajoling, calculating, canting, casuistic, colorable, complimentary, courtierly, courtly, crafty, crooked, cunning, deceitful, deceptive, dishonest, disingenuous, dissembling, double, double-dealing, duplicitous, empty, evasive, fair-spoken, faithless, fallacious, false, falsehearted, fawning, fine-spoken, flattering, forsworn, foxy, fulsome, goody, goody-goody, gushing, histrionic, holier-than-thou, hollow, honey-mouthed, honey-tongued, honeyed, hypocritical, illusive, insinuating, jesuitic, la-di-da, lying, maniere, mannered, mealymouthed, mendacious, obsequious, oily, oily-tongued, overacted, overdone, overrefined, oversubtle, perfidious, perjured, pharisaic, philosophistic, pietistic, pious, plausible, pretentious, sanctified, sanctimonious, scheming, self-righteous, shifty, slick, slimy, slippery, slobbery, sly, smarmy, smooth, smooth-spoken, smooth-tongued, sniveling, soapy, soft-soaping, sophistic, sophistical, specious, stagy, sycophantic, theatrical, tongue in cheek, treacherous, tricky, two-faced, uncandid, unctuous, underhanded, unfrank, ungenuine, unnatural, unserious, unsincere, untruthful, vulpine, wheedling, wily

ROGET THESAURUS

insincere

Affectation

N affectation, affectedness, acting a part, pretense boasting, charlatanism, quackery, shallow profundity, pretension, airs, pedantry, purism, precisianism, euphuism, teratology, mannerism, simagree, grimace, conceit, foppery, dandyism, man millinery, coxcombry, puppyism, stiffness, formality, buckram, prudery, demureness, coquetry, mock modesty, minauderie, sentimentalism, mauvais honte, false shame, affector, performer, actor, pedant, pedagogue, doctrinaire, purist, euphuist, mannerist, grimacier, lump of affectation, precieuse ridicule, bas bleu, blue stocking, poetaster, prig, charlatan, petit maitre, flatterer, coquette, prude, puritan, affected, full of affectation, pretentious, pedantic, stilted, stagy, theatrical, big-sounding, ad captandum, canting, insincere, not natural, unnatural, self-conscious, maniere, artificial, overwrought, overdone, overacted, euphuist, stiff, starch, formal, prim, smug, demure, tire a quatre epingles, quakerish, puritanical, prudish, pragmatical, priggish, conceited, coxcomical, foppish, dandified, finical, finikin, mincing, simpering, namby-pamby, sentimental, conceit in weakest bodies strongest works.