evil vs malevolency

evil and malevolency both are nouns.

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

As nouns, malevolency is a hyponym of evil; that is, malevolency is a word with a more specific, narrower meaning than evil:

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

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