malevolency vs evil

malevolency and evil both are nouns.

Word	Noun	Adjective	Verb	Adverb
malevolency	Yes	No	No	No
evil	Yes	Yes	No	No

As nouns, evil is a hypernym of malevolency; that is, evil is a word with a broader meaning than malevolency:

Other hypernyms of malevolency include evilness.

malevolency (noun)	evil (noun)
the quality of threatening evil	morally objectionable behavior
	the quality of being morally wrong in principle or practice

malevolency (adjective)	evil (adjective)
	morally bad or wrong
	having or exerting a malignant influence
	having the nature of vice