controversialist vs doer

controversialist and doer both are nouns.

Word	Noun	Adjective	Verb	Adverb
controversialist	Yes	No	No	No
doer	Yes	No	No	No

As nouns, doer is a hypernym of controversialist; that is, doer is a word with a broader meaning than controversialist:

controversialist: a person who disputes; who is good at or enjoys controversy
doer: a person who acts and gets things done

Other hypernyms of controversialist include actor, worker.

controversialist (noun)	doer (noun)
a person who disputes; who is good at or enjoys controversy	a person who acts and gets things done