pusher vs mover

pusher and mover both are nouns.

Word	Noun	Adjective	Verb	Adverb
pusher	Yes	No	No	No
mover	Yes	No	No	No

As nouns, mover is a hypernym of pusher; that is, mover is a word with a broader meaning than pusher:

pusher (noun)	mover (noun)
a small vehicle with four wheels in which a baby or child is pushed around	a company that moves the possessions of a family or business from one site to another
a sandal attached to the foot by a thong over the toes	someone who moves
someone who pushes	(parliamentary procedure) someone who makes a formal motion
an unlicensed dealer in illegal drugs	workman employed by a moving company
one who intrudes or pushes himself forward