use vs work

use and work both are nouns.

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

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

use: put into service; make work or employ for a particular purpose or for its inherent or natural purpose
work: use or manipulate to one's advantage

As verbs, work is a hypernym of use; that is, work is a word with a broader meaning than use:

Other hypernyms of use include exploit.

use (noun)	work (noun)
the act of using	activity directed toward making or doing something
(psychology) an automatic pattern of behavior in reaction to a specific situation; may be inherited or acquired through frequent repetition	the occupation for which you are paid
exerting shrewd or devious influence especially for one's own advantage	a product produced or accomplished through the effort or activity or agency of a person or thing
what something is used for	a place where work is done
a particular service	the total output of a writer or artist (or a substantial part of it)
(law) the exercise of the legal right to enjoy the benefits of owning property	applying the mind to learning and understanding a subject (especially by reading)
(economics) the utilization of economic goods to satisfy needs or in manufacturing	(physics) a manifestation of energy; the transfer of energy from one physical system to another expressed as the product of a force and the distance through which it moves a body in the direction of that force

use (verb)	work (verb)
put into service; make work or employ for a particular purpose or for its inherent or natural purpose	give a workout to
take or consume (regularly or habitually)	arrive at a certain condition through repeated motion
use up (resources or materials)	go sour or spoil
habitually do something or be in a certain state or place (use only in the past tense)	cause to undergo fermentation
avail oneself to	find the solution to (a problem or question) or understand the meaning of
seek or achieve an end by using to one's advantage	use or manipulate to one's advantage
	to mix into a homogeneous mass
	perform as expected when applied
	move into or onto
	shape, form, or improve a material
	cause to happen or to occur as a consequence
	prepare for crops
	make something, usually for a specific function
	gratify and charm, usually in order to influence
	proceed along a path
	move in an agitated manner
	provoke or excite
	be employed
	cause to work
	exert oneself by doing mental or physical work for a purpose or out of necessity; work
	have an effect or outcome; often the one desired or expected
	operate in a certain place, area, or specialty
	proceed towards a goal or along a path or through an activity
	have and exert influence or effect
	operate in or through
	cause to operate or function
	behave in a certain way when handled