malevolence vs meanness

malevolence and meanness both are nouns.

Word	Noun	Adjective	Verb	Adverb
malevolence	Yes	No	No	No
meanness	Yes	No	No	No

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

Other hyponyms of malevolence include bitchiness, cattiness, nastiness, spite, spitefulness, cruelness, cruelty, harshness, beastliness.

malevolence (noun)	meanness (noun)
the quality of threatening evil	the quality of being deliberately mean
wishing evil to others	extreme stinginess