Controversialist
The Century Dictionary and Cyclopedia
noun.
One who carries on a controversy; a disputant.
the GNU version of the Collaborative International Dictionary of English
noun.
One who carries on a controversy; a disputant.
Wiktionary, Creative Commons Attribution/Share-Alike License
noun.
One who regularly engages in public
controversies
.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
a person who disputes; who is good at or enjoys controversy