单词	impugn
释义	impugnim‧pugn /ɪmˈpjuːn/ verb [transitive] formal Word Origin WORD ORIGINimpugn Origin: 1300-1400 Latin impugnare, from pugnare ‘to fight’ Verb Table VERB TABLE impugn Simple Form Present I, you, we, they impugn he, she, it impugns Past I, you, he, she, it, we, they impugned Present perfect I, you, we, they have impugned he, she, it has impugned Past perfect I, you, he, she, it, we, they had impugned Future I, you, he, she, it, we, they will impugn Future perfect I, you, he, she, it, we, they will have impugned Continuous Form Present I am impugning he, she, it is impugning you, we, they are impugning Past I, he, she, it was impugning you, we, they were impugning Present perfect I, you, we, they have been impugning he, she, it has been impugning Past perfect I, you, he, she, it, we, they had been impugning Future I, you, he, she, it, we, they will be impugning Future perfect I, you, he, she, it, we, they will have been impugning Examples EXAMPLES FROM OTHER DICTIONARIES Gerlick has filed a complaint impugning the judge's integrity. EXAMPLES FROM THE CORPUS Andrew's own orthodoxy was never impugned. In a press conference, Bush supporters used the strongest language so far to impugn the legitimacy of the continued Florida recounts. Key field support teams were said to be overtly impugning the reputations of colleagues within earshot of customers. Political combatants now routinely impugn the very moral fiber of their opponents. Pollutions which attract substantial publicity risk impugning the agency's competence. The irony is that in other Arab countries it is the opposition that impugns democracy as the constitutional foundation of the republic. This is a knowledge which has been impugned in literature, and which has deteriorated there. Without impugning the motives of any believer in this, I point out that it reeks of a vile and dangerous racism. to express doubts about someone’s honesty, courage, ability etc:  I did not mean to impugn her professional abilities.
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