flower child vs reformist

flower child and reformist both are nouns.

Word	Noun	Adjective	Verb	Adverb
flower child	Yes	No	No	No
reformist	Yes	Yes	No	No

As nouns, reformist is a hypernym of flower child; that is, reformist is a word with a broader meaning than flower child:

flower child: someone who rejects the established culture; advocates extreme liberalism in politics and lifestyle
reformist: a disputant who advocates reform

Other hypernyms of flower child include crusader, meliorist, reformer, social reformer.

flower child (noun)	reformist (noun)
someone who rejects the established culture; advocates extreme liberalism in politics and lifestyle	a disputant who advocates reform

flower child (adjective)	reformist (adjective)
	favoring or promoting reform (often by government action)