paving vs coating

paving and coating both are nouns.

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

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

Other hypernyms of paving include application, covering.

paving (noun)	coating (noun)
the act of applying paving materials to an area	the work of applying something
the paved surface of a thoroughfare	a thin layer covering something
material used to pave an area	a heavy fabric suitable for coats
	a decorative texture or appearance of a surface (or the substance that gives it that appearance)