Tra từ foolish - Từ điển Oxford Advanced Learner 8th

fool·ish [foolish foolishly foolishness] BrE [ˈfuːlɪʃ] NAmE [ˈfuːlɪʃ] adjective
1. (of actions or behaviour)not showing good sense or judgement
Syn: ↑silly, Syn: ↑stupid
•She's just a vain, foolish woman.
•I was foolish enough to believe what Jeff told me.
•The accident was my fault— it would be foolish to pretend otherwise.
•How could she have been so foolish as to fall in love with him?
•a foolish idea/dream/mistake
•It was a very foolish thing to do.
2. not usually before noun made to feel or look silly and embarrassed
Syn: ↑silly, Syn: ↑stupid
•I felt foolish and a failure.
•He's afraid of looking foolish in front of his friends.
Derived Words: ↑foolishly ▪ ↑foolishness

Example Bank:
•It's foolish of me, I know, but I never thought he'd lie to me.
•She spoke as though to a child who had asked a foolish question.
•She's just a vain, foolish woman.