colonialism vs exploitation

colonialism and exploitation both are nouns.

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

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

colonialism: exploitation by a stronger country of weaker one; the use of the weaker country's resources to strengthen and enrich the stronger country
exploitation: an act that exploits or victimizes someone (treats them unfairly)

Other hypernyms of colonialism include using, victimisation, victimization.

colonialism (noun)	exploitation (noun)
exploitation by a stronger country of weaker one; the use of the weaker country's resources to strengthen and enrich the stronger country	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)