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See more synonyms for insincerity on Thesaurus.com
noun, plural in·sin·cer·i·ties for 2.
  1. the quality of being insincere; lack of sincerity; hypocrisy; deceitfulness.
  2. an instance of being insincere: He recalled their many past insincerities.
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Origin of insincerity

First recorded in 1540–50; in-3 + sincerity
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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Examples from the Web for insincerity

Contemporary Examples

Historical Examples

  • Better hell with an honest heart, than heaven with cowardice and insincerity.


    James Anthony Froude

  • And yet, even as I said it, I was conscious of a peculiar feeling of insincerity.

    Kent Knowles: Quahaug

    Joseph C. Lincoln

  • To what purpose was her diplomacy, her insincerity, her continued repression of vigour?

  • Ah, but you see, madame, it is an insincerity that does not mislead.


    Rafael Sabatini

  • It throws a shadow of insincerity over their most deeply felt emotions.

    The Moon and Sixpence

    W. Somerset Maugham

Word Origin and History for insincerity


1540s, from Latin insincerus (see insincere) + -ity.

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Online Etymology Dictionary, © 2010 Douglas Harper