overutilisation vs exploitation

overutilisation and exploitation both are nouns.

Word	Noun	Adjective	Verb	Adverb
overutilisation	Yes	No	No	No
exploitation	Yes	No	No	No

As nouns, exploitation is a hypernym of overutilisation; that is, exploitation is a word with a broader meaning than overutilisation:

overutilisation: exploitation to the point of diminishing returns
exploitation: the act of making some area of land or water more profitable or productive or useful

Other hypernyms of overutilisation include development.

overutilisation (noun)	exploitation (noun)
exploitation to the point of diminishing returns	the act of making some area of land or water more profitable or productive or useful
	an act that exploits or victimizes someone (treats them unfairly)