urchin vs fry

urchin and fry both are nouns.

Word	Noun	Adjective	Verb	Adverb
urchin	Yes	No	No	No
fry	Yes	No	Yes	No

As nouns, fry is a hypernym of urchin; that is, fry is a word with a broader meaning than urchin:

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

urchin (noun)	fry (noun)
poor and often mischievous city child	a young person of either sex

urchin (verb)	fry (verb)
	cook in hot fat or oil
	kill by electrocution, as in the electric chair
	be excessively hot