overturn vs renege

overturn and renege both are nouns.

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

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

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

overturn (noun)	renege (noun)
the act of upsetting something	the mistake of not following suit when able to do so
an improbable and unexpected victory

overturn (verb)	renege (verb)
change radically	fail to fulfill a promise or obligation
rule against
cancel officially
turn from an upright or normal position
cause to overturn from an upright or normal position
cause the downfall of; of rulers