pro-life faction vs faction

pro-life faction and faction both are nouns.

Word	Noun	Adjective	Verb	Adverb
pro-life faction	Yes	No	No	No
faction	Yes	No	No	No

As nouns, faction is a hypernym of pro-life faction; that is, faction is a word with a broader meaning than pro-life faction:

pro-life faction: those who argue that induced abortion is killing and should be prohibited
faction: a dissenting clique

Other hypernyms of pro-life faction include sect.

pro-life faction (noun)	faction (noun)
those who argue that induced abortion is killing and should be prohibited	a dissenting clique
	a clique (often secret) that seeks power usually through intrigue