acquisition vs getting

acquisition and getting both are nouns.

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

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

acquisition: the act of contracting or assuming or acquiring possession of something
getting: the act of acquiring something

Other hypernyms of acquisition include acquiring.

acquisition (noun)	getting (noun)
the act of contracting or assuming or acquiring possession of something	the act of acquiring something
an ability that has been acquired by training
the cognitive process of acquiring skill or knowledge
something acquired