2
spokesman
2
spokeswoman
2
sponsor(noun, support, advocate, supporter, fan)
2
support(noun, advocate, rock, supporter, fan)
2
sympathizer(noun, champion, partisan, hero, winner)
2
warrior(noun, champion, partisan, hero, winner)
2
well-wisher(support, stay, rock, champion, partisan)
1
accessory
1
accomplice
1
admirer
1
apologete
1
apologizer
1
backbone(support, stay, rock, partisan, stalwart)
1
believer(noun, advocate, supporter, backer, promoter)
1
benefactor(noun, support, stay, advocate, fan)
1
challenger(noun, champion, partisan, hero, winner)
1
champ(noun, champion, hero, winner, defender)
1
comforter(support, stay, rock, champion, partisan)
1
conqueror(noun, champion, hero, winner, defender)
1
constitutionalist
11 years ago|3.8k views|share |citing 
APASmart Define. (2015). proponent thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/proponent/thesaurus/synonyms
ChicagoSmart Define. 2015. "proponent thesaurus" https://smartdefine.org/proponent/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, proponent thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/proponent/thesaurus/synonyms>.
MLASmart Define. "proponent thesaurus" 13 April 2015. Web. 21 September 2026. <https://smartdefine.org/proponent/thesaurus/synonyms>