2
controvert(verb, attack, oppose, fight, challenge)
2
debate(verb, attack, oppose, fight, dispute)
2
fear(verb, dispute, challenge, doubt, question)
2
fluctuate(verb, dispute, challenge, doubt, question)
2
gainsay(verb, attack, oppose, fight, challenge)
2
give no credence(verb, expression, idiom, dispute, challenge)
2
harbor suspicion(verb, expression, dispute, challenge, doubt)
2
have qualms(verb, expression, dispute, challenge, doubt)
2
imagine(verb, dispute, challenge, doubt, question)
2
insinuate(verb, dispute, challenge, doubt, question)
2
misdoubt(verb, dispute, challenge, doubt, question)
2
misgive(verb, dispute, challenge, doubt, question)
2
not buy(verb, expression, dispute, challenge, doubt)
2
protest(verb, attack, fight, resist, deny)
2
question(verb, oppose, dispute, challenge, doubt)
2
rally(resist, bestir, counterattacking)
2
read differently(verb, expression, dispute, challenge, doubt)
2
shilly-shally(verb, dispute, challenge, doubt, question)
2
skepticize(verb, dispute, challenge, doubt, question)
2
smell a rat(verb, expression, idiom, dispute, challenge)
11 years ago|1k views|share |citing 
APASmart Define. (2015). call in question thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/call_in_question/thesaurus/synonyms
ChicagoSmart Define. 2015. "call in question thesaurus" https://smartdefine.org/call_in_question/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, call in question thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/call_in_question/thesaurus/synonyms>.
MLASmart Define. "call in question thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/call_in_question/thesaurus/synonyms>