fool vs eat

fool is a noun but eat is not a noun.

Word	Noun	Adjective	Verb	Adverb
fool	Yes	No	Yes	No
eat	No	No	Yes	No

fool (noun)	eat (noun)
a person who lacks good judgment
a person who is gullible and easy to take advantage of
a professional clown employed to entertain a king or nobleman in the Middle Ages

fool (verb)	eat (verb)
indulge in horseplay	cause to deteriorate due to the action of water, air, or an acid
fool or hoax	take in solid food
spend frivolously and unwisely	eat a meal; take a meal
make a fool or dupe of	take in food; used of animals only
	use up (resources or materials)
	worry or cause anxiety in a persistent way