emancipationist vs reformer

emancipationist and reformer both are nouns.

Word	Noun	Adjective	Verb	Adverb
emancipationist	Yes	No	No	No
reformer	Yes	No	No	No

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

Other hypernyms of emancipationist include crusader, meliorist, reformist, social reformer.

emancipationist (noun)	reformer (noun)
a reformer who favors abolishing slavery	an apparatus that reforms the molecular structure of hydrocarbons to produce richer fuel
	a disputant who advocates reform