genre vs prose

genre and prose both are nouns.

Word	Noun	Adjective	Verb	Adverb
genre	Yes	No	No	No
prose	Yes	No	No	No

As nouns, prose is a hyponym of genre; that is, prose is a word with a more specific, narrower meaning than genre:

Other hyponyms of genre include drama, form, poesy, poetry, verse, satire, steampunk.

genre (noun)	prose (noun)
a class of art (or artistic endeavor) having a characteristic form or technique	ordinary writing as distinguished from verse
a kind of literary or artistic work	matter of fact, commonplace, or dull expression
a style of expressing yourself in writing