misuse vs employment

misuse and employment both are nouns.

Word	Noun	Adjective	Verb	Adverb
misuse	Yes	No	Yes	No
employment	Yes	No	No	No

As nouns, employment is a hypernym of misuse; that is, employment is a word with a broader meaning than misuse:

Other hypernyms of misuse include exercise, usage, use, utilisation, utilization.

misuse (noun)	employment (noun)
improper or excessive use	the occupation for which you are paid
	the act of using
	the act of giving someone a job
	the state of being employed or having a job

misuse (verb)	employment (verb)
change the inherent purpose or function of something
apply to a wrong thing or person; apply badly or incorrectly