finishing vs coating

finishing and coating both are nouns.

Word	Noun	Adjective	Verb	Adverb
finishing	Yes	No	No	No
coating	Yes	No	No	No

As nouns, finishing and coating are synonyms defined as:

finishing and coating: a decorative texture or appearance of a surface (or the substance that gives it that appearance)

Other synonyms of finishing include finish.

finishing (noun)	coating (noun)
the act of finishing	the work of applying something
a decorative texture or appearance of a surface (or the substance that gives it that appearance)	a thin layer covering something
	a heavy fabric suitable for coats
	a decorative texture or appearance of a surface (or the substance that gives it that appearance)