beastliness vs nastiness

beastliness and nastiness both are nouns.

Word	Noun	Adjective	Verb	Adverb
beastliness	Yes	No	No	No
nastiness	Yes	No	No	No

As nouns, nastiness is a hypernym of beastliness; that is, nastiness is a word with a broader meaning than beastliness:

beastliness (noun)	nastiness (noun)
unpleasant nastiness; used especially of nasty weather	the quality of being highly unpleasant
the quality of being deliberately mean	malevolence by virtue of being malicious or spiteful or nasty
	a state characterized by foul or disgusting dirt and refuse