exploitation vs overuse

exploitation and overuse both are nouns.

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

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

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

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

exploitation (verb)	overuse (verb)
	make use of too often or too extensively