urchin vs shaver

urchin and shaver both are nouns.

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

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

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

urchin (noun)	shaver (noun)
poor and often mischievous city child	a razor powered by an electric motor
	a young person of either sex
	an adult male who shaves