buyout vs acquisition

buyout and acquisition both are nouns.

Word	Noun	Adjective	Verb	Adverb
buyout	Yes	No	No	No
acquisition	Yes	No	No	No

As nouns, acquisition is a hypernym of buyout; that is, acquisition is a word with a broader meaning than buyout:

buyout: acquisition of a company by purchasing a controlling percentage of its stock
acquisition: the act of contracting or assuming or acquiring possession of something

buyout (noun)	acquisition (noun)
acquisition of a company by purchasing a controlling percentage of its stock	the act of contracting or assuming or acquiring possession of something
	an ability that has been acquired by training
	the cognitive process of acquiring skill or knowledge
	something acquired