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insincere

[in-sin-seer]
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adjective
  1. not sincere; not honest in the expression of actual feeling; hypocritical.
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Origin of insincere

1625–35; < Latin insincērus tainted, dishonest; see in-3, sincere
Related formsin·sin·cere·ly, adverb

Synonyms

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deceitful, disingenuous, guileful, two-faced.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for insincere

Contemporary Examples

Historical Examples

  • This feeling was intensified by the belief that Swift, as a clergyman, was insincere.

  • An insincere profession will be distinguished by partiality in its observances.

  • Was it not, perhaps, wise to have been insincere in such a matter?

    Scaramouche

    Rafael Sabatini

  • He is a foreigner, with the soft, insincere ways that I cannot like nor trust.

    Against Odds

    Lawrence L. Lynch

  • That the worshipper should be insincere in his worship was too dreadful to think of.

    Lord Kilgobbin

    Charles Lever


British Dictionary definitions for insincere

insincere

adjective
  1. lacking sincerity; hypocritical
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Derived Formsinsincerely, adverbinsincerity (ˌɪnsɪnˈsɛrɪtɪ), noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for insincere

adj.

1620s (implied in insincerely), from Latin insincerus "not genuine, not pure, adulterated," from in- "not" (see in- (1)) + sincerus (see sincere).

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Online Etymology Dictionary, © 2010 Douglas Harper