Thesaurus.com Dictionary.com

campaigner

NOUN

advocate

Synonyms

STRONGEST

backer defender lawyer promoter proponent supporter

STRONG

apostle attorney champion counsel exponent expounder pleader proposer speaker spokesperson upholder

Antonyms

STRONGEST

opponent

WEAK

antagonist assailant enemy opposition protestor

NOUN

crusader

Synonyms

STRONGEST

agitator zealot

STRONG

champion progressive radical

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.