kid vs gull

kid and gull both are nouns.

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

As verbs, gull is a hypernym of kid; that is, gull is a word with a broader meaning than kid:

Other hypernyms of kid include befool, cod, dupe, fool, put on, put one across, put one over, slang, take in.

kid (noun)	gull (noun)
young goat	mostly white aquatic bird having long pointed wings and short legs
a young person of either sex	a person who is gullible and easy to take advantage of
a human offspring (son or daughter) of any age
soft smooth leather from the hide of a young goat

kid (verb)	gull (verb)
be silly or tease one another	fool or hoax
tell false information to for fun	make a fool or dupe of