mapper vs plotter

mapper and plotter both are nouns.

Word	Noun	Adjective	Verb	Adverb
mapper	Yes	No	No	No
plotter	Yes	No	No	No

As nouns, mapper and plotter are synonyms defined as:

mapper (noun)	plotter (noun)
a clerk who marks data on a chart	an instrument (usually driven by a computer) for drawing graphs or pictures
	a member of a conspiracy
	a planner who draws up a personal scheme of action
	a clerk who marks data on a chart