controversialist vs disputant

controversialist and disputant both are nouns.

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

As nouns, controversialist and disputant are synonyms defined as:

controversialist and disputant: a person who disputes; who is good at or enjoys controversy

Other synonyms of controversialist include eristic.

controversialist (noun)	disputant (noun)
a person who disputes; who is good at or enjoys controversy	a person who disputes; who is good at or enjoys controversy