2 example sentences using oppugn.
    Oppugn used in a sentence
  
Oppugn in a sentence as a verb
If you posted this at oppugn. us I wouldn't say a word, but I assumed that sheddingbikes.
Reading his oppugn. us rants makes it clear that he uses his tone for purported effect, not as a general voice.
Oppugn definitions
            verb
            
      challenge the accuracy, probity, or propriety of; "We must question your judgment in this matter"
See also: question