patina vs coating

patina and coating both are nouns.

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

As nouns, coating is a hypernym of patina; that is, coating is a word with a broader meaning than patina:

patina: a fine coating of oxide (produced by oxidation over a long period of time) on the surface of a metal (particularly copper)
coating: a thin layer covering something

Other hypernyms of patina include coat.

As nouns, coating is a hypernym of patina; that is, coating is a word with a broader meaning than patina:

patina: a gloss or sheen on wooden furniture produced by age, polishing, or handling
coating: a thin layer covering something

Other hypernyms of patina include coat.

As nouns, coating is a hypernym of patina; that is, coating is a word with a broader meaning than patina:

patina: an acquired change in the appearance of something (other than metal or wood)
coating: a thin layer covering something

Other hypernyms of patina include coat.

patina (noun)	coating (noun)
a fine coating of oxide (produced by oxidation over a long period of time) on the surface of a metal (particularly copper)	the work of applying something
a gloss or sheen on wooden furniture produced by age, polishing, or handling	a thin layer covering something
an acquired change in the appearance of something (other than metal or wood)	a heavy fabric suitable for coats
	a decorative texture or appearance of a surface (or the substance that gives it that appearance)