ZebraWords.com - The Definition of 'Insincere', Synonyms of 'Insincere' & More on 'Insincere'

1. WordNet® 3.0 (2006)

insincere
    adj 1: lacking sincerity; "a charming but thoroughly insincere
           woman"; "their praise was extravagant and insincere"
           [ant: sincere]

2. The Collaborative International Dictionary of English v.0.48

Insincere \In`sin*cere"\, a. [L. insincerus. See In- not, and
   Sincere.]
   [1913 Webster]
   1. 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]

   2. Disappointing; imperfect; unsound. [Obs.]
      [1913 Webster]

            To render sleep's soft blessings insincere. --Pope.

   Syn: Dissembling; hollow; hypocritical; deceptive deceitful;
        false; disingenuous; untrustworthy.
        [1913 Webster]

Thesaurus Results for insincere:

1. Moby Thesaurus II by Grady Ward, 1.0

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

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