repeal vs renege

repeal and renege both are nouns.

Word	Noun	Adjective	Verb	Adverb
repeal	Yes	No	Yes	No
renege	Yes	No	Yes	No

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

Other hyponyms of repeal include go back on, renege on, renegue on.

repeal (noun)	renege (noun)
the act of abrogating; an official or legal cancellation	the mistake of not following suit when able to do so

repeal (verb)	renege (verb)
cancel officially	fail to fulfill a promise or obligation