etch vs corrode

etch and corrode both are verbs.

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

etch (verb)	corrode (verb)
selectively dissolve the surface of (a semiconductor or printed circuit) with a solvent, laser, or stream of electrons	become destroyed by water, air, or a corrosive such as an acid
carve or cut a design or letters into	cause to deteriorate due to the action of water, air, or an acid
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