"impugn sth" in German to impugn sth. etw. anfechten etw. bestreiten etw. in Frage stellen Detailed translations for "impugn sth" to impugn sth. 1. law to impugn sth.(also: to contest sth., to challenge sth./sb) etw. anfechten to impugn sth.(also: to contest sth.) etw. bestreiten{transitive verb} 2. formal to impugn sth.(also: to bring/call/throw sth. into question, to question sth., to query sth.) etw. in Frage stellen