troglodyte vs hermit

troglodyte and hermit both are nouns.

Word	Noun	Adjective	Verb	Adverb
troglodyte	Yes	No	No	No
hermit	Yes	No	No	No

As nouns, troglodyte and hermit are synonyms defined as:

Other synonyms of troglodyte include recluse, solitary, solitudinarian.

troglodyte (noun)	hermit (noun)
someone who lives in a cave	one who lives in solitude
one who lives in solitude	one retired from society for religious reasons