usage vs use

usage and use both are nouns.

Word	Noun	Adjective	Verb	Adverb
usage	Yes	No	No	No
use	Yes	No	Yes	No

As nouns, usage and use are synonyms defined as:

Other synonyms of usage include employment, exercise, utilisation, utilization.

As nouns, use is a hyponym of usage; that is, use is a word with a more specific, narrower meaning than usage:

usage: accepted or habitual practice
use: (psychology) an automatic pattern of behavior in reaction to a specific situation; may be inherited or acquired through frequent repetition

Other hyponyms of usage include Americanism, Anglicism, Britishism, consuetude, couvade, Germanism, habit, hijab, rite, ritual.

usage (noun)	use (noun)
the act of using	the act of using
accepted or habitual practice	(psychology) an automatic pattern of behavior in reaction to a specific situation; may be inherited or acquired through frequent repetition
the customary manner in which a language (or a form of a language) is spoken or written	exerting shrewd or devious influence especially for one's own advantage
	what something is used for
	a particular service
	(law) the exercise of the legal right to enjoy the benefits of owning property
	(economics) the utilization of economic goods to satisfy needs or in manufacturing

usage (verb)	use (verb)
	put into service; make work or employ for a particular purpose or for its inherent or natural purpose
	take or consume (regularly or habitually)
	use up (resources or materials)
	habitually do something or be in a certain state or place (use only in the past tense)
	avail oneself to
	seek or achieve an end by using to one's advantage