fool vs kid

fool and kid both are nouns.

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

As verbs, kid is a hyponym of fool; that is, kid is a word with a more specific, narrower meaning than fool:

Other hyponyms of fool include pull the leg of.

fool (noun)	kid (noun)
a person who lacks good judgment	young goat
a person who is gullible and easy to take advantage of	a young person of either sex
a professional clown employed to entertain a king or nobleman in the Middle Ages	a human offspring (son or daughter) of any age
	soft smooth leather from the hide of a young goat

fool (verb)	kid (verb)
indulge in horseplay	be silly or tease one another
fool or hoax	tell false information to for fun
spend frivolously and unwisely
make a fool or dupe of