work vs dig

work and dig both are nouns.

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

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

work (noun)	dig (noun)
activity directed toward making or doing something	the act of digging
the occupation for which you are paid	the act of touching someone suddenly with your finger or elbow
a product produced or accomplished through the effort or activity or agency of a person or thing	a small gouge (as in the cover of a book)
a place where work is done	an aggressive remark directed at a person like a missile and intended to have a telling effect
the total output of a writer or artist (or a substantial part of it)	the site of an archeological exploration
applying the mind to learning and understanding a subject (especially by reading)
(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

work (verb)	dig (verb)
give a workout to	get the meaning of something
arrive at a certain condition through repeated motion	turn up, loosen, or remove earth
go sour or spoil	create by digging
cause to undergo fermentation	remove the inner part or the core of
find the solution to (a problem or question) or understand the meaning of	poke or thrust abruptly
use or manipulate to one's advantage	thrust down or into
to mix into a homogeneous mass	remove, harvest, or recover by digging
perform as expected when applied	work hard
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