rebut vs contradict

rebut and contradict both are verbs.

Word	Noun	Adjective	Verb	Adverb
rebut	No	No	Yes	No
contradict	No	No	Yes	No

As verbs, contradict is a hyponym of rebut; that is, contradict is a word with a more specific, narrower meaning than rebut:

Other hyponyms of rebut include controvert, oppose, answer.

rebut (verb)	contradict (verb)
prove to be false or incorrect	prove negative; show to be false
overthrow by argument, evidence, or proof	deny the truth of
	be resistant to
	be in contradiction with