fool
117 synonyms and 1 antonym for fool, grouped by meaning and by how common each one is.
Noun — A person who acts or thinks without good sense or judgment.
Synonyms
Everyday swaps
Common words most readers know — safe in any writing.
Less common
Still standard English, but they carry more weight.
Rare, literary or technical
Precise, but they will stand out — check the sense before using one.
Synonyms by Meaning
1. noun
A person who acts or thinks without good sense or judgment.
“Only a fool would invest his life savings without doing any research.”
Opposites
How to use fool
The word patterns that sound natural to a native speaker.
Etymology
From Old French fol, "mad," ultimately from Latin follis, "bellows" or "bag of air" — the idea being a fool is all wind, no substance.
Full origin of fool →