untruthful

Tom admitted that his excuse for being late was untruthful.

用法提示：untruthful 在这句中作表语，表示“不真实的、虚假的”。

The article contained several untruthful claims about the new restaurant.

用法提示：untruthful 作定语修饰 claims，意为“不真实的、不属实的”。

I think she was untruthful about her previous work experience.

用法提示：untruthful 与 be 动词连用，后接 about 引出不诚实的方面，表示“对……不诚实”。