rebut vs renounce

rebut and renounce both are verbs.

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

As verbs, renounce is a hypernym of rebut; that is, renounce is a word with a broader meaning than rebut:

Other hypernyms of rebut include disown, repudiate.

rebut (verb)	renounce (verb)
prove to be false or incorrect	cast off
overthrow by argument, evidence, or proof	turn away from; give up
	leave (a job, post, or position) voluntarily
	give up, such as power, as of monarchs and emperors, or duties and obligations