fishing vs business enterprise

fishing and business enterprise both are nouns.

Word	Noun	Adjective	Verb	Adverb
fishing	Yes	No	No	No
business enterprise	Yes	No	No	No

As nouns, business enterprise is a hypernym of fishing; that is, business enterprise is a word with a broader meaning than fishing:

fishing: the occupation of catching fish for a living
business enterprise: the activity of providing goods and services involving financial and commercial and industrial aspects

Other hypernyms of fishing include business, commercial enterprise.

fishing (noun)	business enterprise (noun)
the act of someone who fishes as a diversion	the activity of providing goods and services involving financial and commercial and industrial aspects
the occupation of catching fish for a living