mover vs transferer

mover and transferer both are nouns.

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

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

mover (noun)	transferer (noun)
a company that moves the possessions of a family or business from one site to another	someone who transfers something
someone who moves
(parliamentary procedure) someone who makes a formal motion
workman employed by a moving company