167 entries under expression topic. ×

2
search out(get, dispute, provoke, try)
2
stand up to(idiom, get, dispute, provoke)
2
stick it out(idiom, get, dispute, provoke)
2
take exception to(verb, idiom, compensate, invalidate)
2
take to task(idiom, charge, attack, criticize)
2
throw down the gauntlet(idiom, get, dispute, provoke)
1
assert the contrary
1
attack with words
1
bad mouth(verb, disparage, degrade, belittle)
1
blow sky high(idiom, discredit, confound, contradict)
1
blow the whistle on(verb, idiom, charge, criticize)
1
blow up(verb, discredit, confound, contradict)
1
break with(undo, reverse, contradict, void)
1
carp at(charge, criticize, scorn, condemn)
1
cast aspersions on(idiom, charge, accuse, indict)
1
cast aspersions upon(verb, idiom, phrasal verb, criticize)
1
cast doubt on(idiom, charge, doubt, question)
1
cast doubt upon(verb, idiom, phrasal verb, oppose)
1
cast reflection upon
1
challenge as false
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APASmart Define. (2015). impugn thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/impugn/thesaurus/synonyms
ChicagoSmart Define. 2015. "impugn thesaurus" https://smartdefine.org/impugn/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, impugn thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/impugn/thesaurus/synonyms>.
MLASmart Define. "impugn thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/impugn/thesaurus/synonyms>