Possible Results:
Imperfect yo conjugation of impugnar.
Imperfect él/ella/usted conjugation of impugnar.

impugnar

Popularity
1,500+ learners.
TRANSITIVE VERB
(legal)-to challenge
Synonyms for impugnar
Antonyms for impugnar
TRANSITIVE VERB
(to contradict)-to refute
Synonyms for impugnar
Word of the Day
to stay up late