423 entries under verb topic. ×

1
excoriate(attack, criticize, censure, condemn)
1
explode(discredit, confound, contradict, invalidate)
1
expose(attack, criticize, censure, condemn)
1
express disapprobation(expression, charge, criticize, censure)
1
exprobate(charge, criticize, scorn, condemn)
1
fear(dispute, challenge, doubt, question)
1
fight(break, disregard, oppose, hinder)
1
find unfounded(expression, discredit, compensate, confound)
1
finger(charge, attack, criticize, censure)
1
fluctuate(dispute, challenge, doubt, question)
1
frame(charge, criticize, censure, condemn)
1
give black eye(expression, idiom, disparage, degrade)
1
give no credence(expression, idiom, dispute, challenge)
1
hang something on(expression, idiom, attack, criticize)
1
harbor suspicion(expression, dispute, challenge, doubt)
1
have at(expression, attack, criticize, challenge)
1
have bone to pick(expression, idiom, oppose, challenge)
1
have qualms(expression, dispute, challenge, doubt)
1
hesitate(oppose, dispute, challenge, doubt)
1
hold responsible(expression, charge, criticize, censure)
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APASmart Define. (2015). impugn thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/impugn/thesaurus/synonyms
ChicagoSmart Define. 2015. "impugn thesaurus" https://smartdefine.org/impugn/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, impugn thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/impugn/thesaurus/synonyms>.
MLASmart Define. "impugn thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/impugn/thesaurus/synonyms>