noun
Freq #83922
Meanings
-
1
noun
the quality of not expressing one's true feelings or intentions; lack of honesty or genuineness
The audience quickly detected the insincerity of his extravagant praise.
Thesaurus
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Etymology
Formed from the negative prefix in- + sincerity. Sincerity comes from sincere, through French from Latin sincerus, 'clean, pure, sound.' Insincerity therefore names a lack of genuineness, especially a mismatch between outward words or behavior and inward belief or intention.