tarmacadam vs paving

tarmacadam and paving both are nouns.

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

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

tarmacadam: a paving material of tar and broken stone; mixed in a factory and shaped during paving
paving: material used to pave an area

Other hypernyms of tarmacadam include pavement, paving material.

tarmacadam (noun)	paving (noun)
a paved surface having compressed layers of broken rocks held together with tar	the act of applying paving materials to an area
a paving material of tar and broken stone; mixed in a factory and shaped during paving	the paved surface of a thoroughfare
	material used to pave an area