apostatize vs repudiate

apostatize and repudiate both are verbs.

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

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

Other hypernyms of apostatize include disown, renounce.

apostatize (verb)	repudiate (verb)
abandon one's beliefs or allegiances	refuse to acknowledge, ratify, or recognize as valid
	cast off
	reject as untrue, unfounded, or unjust
	refuse to recognize or pay