utilization vs abuse

utilization and abuse both are nouns.

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

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

utilization (noun)	abuse (noun)
the act of using	improper or excessive use
the state of having been made use of	cruel or inhumane treatment
	a rude expression intended to offend or hurt

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