abecedarius vs verse form

abecedarius and verse form both are nouns.

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

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

abecedarius: a poem having lines beginning with letters of the alphabet in regular order
verse form: a composition written in metrical feet forming rhythmical lines

Other hypernyms of abecedarius include poem.

abecedarius (noun)	verse form (noun)
a poem having lines beginning with letters of the alphabet in regular order	a composition written in metrical feet forming rhythmical lines