gain vs acquire

gain is a noun but acquire is not a noun.

Word	Noun	Adjective	Verb	Adverb
gain	Yes	No	Yes	No
acquire	No	No	Yes	No

As verbs, acquire is a hypernym of gain; that is, acquire is a word with a broader meaning than gain:

gain: earn on some commercial or business transaction; earn as salary or wages
acquire: come into the possession of something concrete or abstract

Other hypernyms of gain include get.

As verbs, gain and acquire are synonyms defined as:

Other synonyms of gain include win.

As verbs, acquire is a hypernym of gain; that is, acquire is a word with a broader meaning than gain:

Other hypernyms of gain include get.

As verbs, acquire is a hypernym of gain; that is, acquire is a word with a broader meaning than gain:

Other hypernyms of gain include get.

gain (noun)	acquire (noun)
the amount of increase in signal power or voltage or current expressed as the ratio of output to input
the advantageous quality of being beneficial
the amount by which the revenue of a business exceeds its cost of operating
a quantity that is added

gain (verb)	acquire (verb)
increase (one's body weight)	come to have or undergo a change of (physical features and attributes)
rise in rate or price	take on a certain form, attribute, or aspect
increase or develop	gain through experience
obtain advantages, such as points, etc.	gain knowledge or skills
reach a destination, either real or abstract	come into the possession of something concrete or abstract
earn on some commercial or business transaction; earn as salary or wages	win something through one's efforts
win something through one's efforts	locate (a moving entity) by means of a tracking system such as radar
derive a benefit from
obtain