abolitionist vs social reformer

abolitionist and social reformer both are nouns.

Word	Noun	Adjective	Verb	Adverb
abolitionist	Yes	No	No	No
social reformer	Yes	No	No	No

As nouns, social reformer is a hypernym of abolitionist; that is, social reformer is a word with a broader meaning than abolitionist:

Other hypernyms of abolitionist include crusader, meliorist, reformer, reformist.

abolitionist (noun)	social reformer (noun)
a reformer who favors abolishing slavery	a disputant who advocates reform