paved surface vs paving

paved surface and paving both are nouns.

Word	Noun	Adjective	Verb	Adverb
paved surface	Yes	No	No	No
paving	Yes	No	No	No

As nouns, paving is a hyponym of paved surface; that is, paving is a word with a more specific, narrower meaning than paved surface:

Other hyponyms of paved surface include apron, pavement, road surface, runway, skidpan, macadam, tarmac, tarmacadam, taxi strip, taxiway.

paved surface (noun)	paving (noun)
a level horizontal surface covered with paving material	the act of applying paving materials to an area
	the paved surface of a thoroughfare
	material used to pave an area