enviousness vs rancor

enviousness and rancor both are nouns.

Word	Noun	Adjective	Verb	Adverb
enviousness	Yes	No	No	No
rancor	Yes	No	No	No

As nouns, rancor is a hypernym of enviousness; that is, rancor is a word with a broader meaning than enviousness:

enviousness: a feeling of grudging admiration and desire to have something that is possessed by another
rancor: a feeling of deep and bitter anger and ill-will

Other hypernyms of enviousness include bitterness, gall, rancour, resentment.

enviousness (noun)	rancor (noun)
a feeling of grudging admiration and desire to have something that is possessed by another	a feeling of deep and bitter anger and ill-will