CONTROVERT
refute, rebut, controvert
(verb) prove to be false or incorrect
oppose, controvert, contradict
(verb) be resistant to; “The board opposed his motion”
Source: WordNet® 3.1
Etymology
Verb
controvert (third-person singular simple present controverts, present participle controverting, simple past and past participle controverted)
(transitive) To dispute, to argue about (something). [from 16th c.]
(transitive) To argue against (something or someone); to contradict, to deny. [from 16th c.]
(intransitive) To be involved or engaged in controversy; to argue. [from 17th c.]
Source: Wiktionary
Con"tro*vert, v. t. [imp. & p.p. Controverted; p.pr. & vb.n.
Controverting.] Etym: [See Controversy.]
Definition: To make matter of controversy; to dispute or oppose by
reasoning; to contend against in words or writings; to contest; to
debate.
Some controverted points had decided according to the sense of the
best jurists. Macaulay.
Source: Webster’s Unabridged Dictionary 1913 Edition