oppugn

verb

1. (rare, transitive)To contradict or controvert; to oppose; to challenge or question the truth or validity of a given statement.

   “If nothing can oppugne love, And virtue invious ways can prove, What may not he confide to do That brings both love and virtue too?”

   “It is for the same reason, that is, because 'tis all comprehended in Slawkenbergius, that I say nothing likewise of Scroderus (Andrea) who all the world knows, set himself to oppugn Prignitz with great violence, ---- proving it in his own way, first logically, and then by a series of stubborn facts”