impugn

[ im-pyoon ]
/ ɪmˈpyun /

verb (used with object)

to challenge as false (another's statements, motives, etc.); cast doubt upon.
Archaic. to assail (a person) by words or arguments; vilify.
Obsolete. to attack (a person) physically.

Origin of impugn

1325–75; Middle English impugnen < Middle French impugner < Latin impugnāre to attack, equivalent to im- im-1 + pugnāre to fight, derivative of pugnus fist; see pugnacious

Related forms

Can be confused

impugn impute
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for impugn

British Dictionary definitions for impugn

impugn

/ (ɪmˈpjuːn) /

verb

(tr) to challenge or attack as false; assail; criticize

Derived Forms

impugnable, adjectiveimpugnation (ˌɪmpʌɡˈneɪʃən) or impugnment, nounimpugner, noun

Word Origin for impugn

C14: from Old French impugner, from Latin impugnāre to fight against, attack, from im- + pugnāre to fight
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012