work vs wash

work and wash both are nouns.

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

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

work (noun)	wash (noun)
activity directed toward making or doing something	any enterprise in which losses and gains cancel out
the occupation for which you are paid	the work of cleansing (usually with soap and water)
a product produced or accomplished through the effort or activity or agency of a person or thing	garments or white goods that can be cleaned by laundering
a place where work is done	a watercolor made by applying a series of monochrome washes one over the other
the total output of a writer or artist (or a substantial part of it)	a thin coat of water-base paint
applying the mind to learning and understanding a subject (especially by reading)	the dry bed of an intermittent stream (as at the bottom of a canyon)
(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	the flow of air that is driven backwards by an aircraft propeller
	the erosive process of washing away soil or gravel by water (as from a roadway)

work (verb)	wash (verb)
give a workout to	cleanse (one's body) with soap and water
arrive at a certain condition through repeated motion	to cleanse (itself or another animal) by licking
go sour or spoil	remove by the application of water or other liquid and soap or some other cleaning agent
cause to undergo fermentation	make moist
find the solution to (a problem or question) or understand the meaning of	wash or flow against
use or manipulate to one's advantage	form by erosion
to mix into a homogeneous mass	wash by removing particles
perform as expected when applied	cleanse with a cleaning agent, such as soap, and water
move into or onto	separate dirt or gravel from (precious minerals)
shape, form, or improve a material	clean with some chemical process
cause to happen or to occur as a consequence	apply a thin coating of paint, metal, etc., to
prepare for crops	move by or as if by water
make something, usually for a specific function	be capable of being washed
gratify and charm, usually in order to influence	admit to testing or proof
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