etcher vs etch

etcher is a noun but etch is not a noun.

Word	Noun	Adjective	Verb	Adverb
etcher	Yes	No	No	No
etch	No	No	Yes	No

etcher (noun)	etch (noun)
someone who etches

etcher (verb)	etch (verb)
	selectively dissolve the surface of (a semiconductor or printed circuit) with a solvent, laser, or stream of electrons
	carve or cut a design or letters into
	make an etching of
	carve or cut into a block used for printing or print from such a block
	cause to stand out or be clearly defined or visible