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Insincerity
"Insincerity" in a Sentence (3 examples)
He works fast and is very articulate but his insincerity is his biggest defect.
All social interactions, naturally, will involve some degree of insincerity, which I believe is necessary.
His insincerity was obvious to all; he was neither honest nor believable.
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Unscramble this word: insincerity