2
querier
2
quibbler(noun, opponent, enemy, attacker, critic)
2
reviler(noun, opponent, enemy, attacker, critic)
2
scolder(noun, opponent, enemy, attacker, critic)
2
scrupler
2
sidewalk superintendent(noun, expression, opponent, enemy, attacker)
2
slanderer(noun, opponent, enemy, attacker, critic)
2
suspector
2
vilifier(noun, opponent, enemy, attacker, critic)
2
worrier(noun, opponent, enemy, attacker, critic)
2
zapper(noun, opponent, enemy, attacker, critic)
1
aristarch(noun, opponent, enemy, attacker, critic)
1
attacker(noun, opponent, enemy, critic, defamer)
1
backseat driver(noun, expression, opponent, enemy, attacker)
1
belittler(noun, opponent, enemy, attacker, critic)
1
boggler
1
challenger
1
contester
1
criticizer(noun, opponent, enemy, attacker, critic)
1
debater
11 years ago|2.8k views|share |citing 
APASmart Define. (2015). doubter thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/doubter/thesaurus/synonyms
ChicagoSmart Define. 2015. "doubter thesaurus" https://smartdefine.org/doubter/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, doubter thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/doubter/thesaurus/synonyms>.
MLASmart Define. "doubter thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/doubter/thesaurus/synonyms>