epos vs verse form

epos and verse form both are nouns.

Word	Noun	Adjective	Verb	Adverb
epos	Yes	No	No	No
verse form	Yes	No	No	No

As nouns, verse form is a hypernym of epos; that is, verse form is a word with a broader meaning than epos:

Other hypernyms of epos include poem.

epos (noun)	verse form (noun)
a long narrative poem telling of a hero's deeds	a composition written in metrical feet forming rhythmical lines
a body of poetry that conveys the traditions of a society by treating some epic theme