in·sin·cer·i·ty
noun/ˌɪnsɪnˈserəti/
/ˌɪnsɪnˈserəti/
(disapproving) [uncountable]- the act or practice of saying or doing something that you do not really mean or believe
不诚恳的；不真心的 - She accused him of insincerity.
她指责他缺乏诚意。
- She accused him of insincerity.