abuse vs contumely

abuse and contumely both are nouns.

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

As nouns, abuse and contumely are synonyms defined as:

Other synonyms of abuse include insult, revilement, vilification.

abuse (noun)	contumely (noun)
improper or excessive use	a rude expression intended to offend or hurt
cruel or inhumane treatment
a rude expression intended to offend or hurt

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