small fry vs shaver

small fry and shaver both are nouns.

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

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

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

small fry (noun)	shaver (noun)
someone who is small and insignificant	a razor powered by an electric motor
a young person of either sex	a young person of either sex
	an adult male who shaves