lone wolf vs hermit

lone wolf and hermit both are nouns.

Word	Noun	Adjective	Verb	Adverb
lone wolf	Yes	No	No	No
hermit	Yes	No	No	No

As nouns, hermit is a hyponym of lone wolf; that is, hermit is a word with a more specific, narrower meaning than lone wolf:

Other hyponyms of lone wolf include recluse, solitary, solitudinarian, troglodyte.

lone wolf (noun)	hermit (noun)
a person who avoids the company or assistance of others	one who lives in solitude
	one retired from society for religious reasons