recant vs repudiate

recant and repudiate both are verbs.

Word	Noun	Adjective	Verb	Adverb
recant	No	No	Yes	No
repudiate	No	No	Yes	No

As verbs, repudiate is a hypernym of recant; that is, repudiate is a word with a broader meaning than recant:

recant: formally reject or disavow a formerly held belief, usually under pressure
repudiate: cast off

Other hypernyms of recant include disown, renounce.

recant (verb)	repudiate (verb)
formally reject or disavow a formerly held belief, usually under pressure	refuse to acknowledge, ratify, or recognize as valid
	cast off
	reject as untrue, unfounded, or unjust
	refuse to recognize or pay