abuse vs vituperation

abuse and vituperation both are nouns.

Word	Noun	Adjective	Verb	Adverb
abuse	Yes	No	Yes	No
vituperation	Yes	No	No	No

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

abuse: a rude expression intended to offend or hurt
vituperation: abusive or venomous language used to express blame or censure or bitter deep-seated ill will

Other hyponyms of abuse include low blow, billingsgate, scurrility, cut, stinger, invective, vitriol.

abuse (noun)	vituperation (noun)
improper or excessive use	abusive or venomous language used to express blame or censure or bitter deep-seated ill will
cruel or inhumane treatment
a rude expression intended to offend or hurt

abuse (verb)	vituperation (verb)
change the inherent purpose or function of something
use wrongly or improperly or excessively
use foul or abusive language towards
treat badly