- foolish is part of the Basic English 850.
- Unwise. A person who is foolish does not have good sense or judgement. They do things without thinking carefully; they do things that are bad ideas.
- The person who saw and copied my homework today is being foolish.
- Foolish means someone who is usually foolish. They have the characteristic (quality) of being foolish.
- Being foolish once in a while does not make a person a foolish one.