insincerity
Definitions
The quality or state of not being open or truthful; deceitfulness.
The expression of feelings or beliefs that one does not actually hold.
Examples
His apology was met with skepticism because everyone could sense the insincerity in his tone.
The politician's insincerity became apparent when his actions contradicted his campaign promises.
She found it difficult to trust him after discovering the insincerity behind his constant flattery.
Synonyms
duplicity deceit hypocrisy dishonesty falseness artifice guile
Antonyms
sincerity honesty genuineness truthfulness candor frankness authenticity