open-end investment company vs open-end fund

open-end investment company and open-end fund both are nouns.

Word	Noun	Adjective	Verb	Adverb
open-end investment company	Yes	No	No	No
open-end fund	Yes	No	No	No

As nouns, open-end investment company and open-end fund are synonyms defined as:

open-end investment company and open-end fund: a regulated investment company with a pool of assets that regularly sells and redeems its shares

Other synonyms of open-end investment company include mutual fund, mutual fund company.

open-end investment company (noun)	open-end fund (noun)
a regulated investment company with a pool of assets that regularly sells and redeems its shares	a regulated investment company with a pool of assets that regularly sells and redeems its shares