kid vs small fry

kid and small fry both are nouns.

Word	Noun	Adjective	Verb	Adverb
kid	Yes	No	Yes	No
small fry	Yes	No	No	No

As nouns, kid and small fry are synonyms defined as:

Other synonyms of kid include child, fry, minor, nestling, nipper, shaver, tiddler, tike, tyke, youngster.

kid (noun)	small fry (noun)
young goat	someone who is small and insignificant
a young person of either sex	a young person of either sex
a human offspring (son or daughter) of any age
soft smooth leather from the hide of a young goat

kid (verb)	small fry (verb)
be silly or tease one another
tell false information to for fun