foolish is on the Basic English 850 List.
food - foolish - foot

Word parts change

fool + -ish

Pronunciation change

Adjective change

Positive
foolish

Comparative
more foolish

Superlative
most foolish

  1. 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.
  2. 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.

Related words change