pavement vs macadam

pavement and macadam both are nouns.

Word	Noun	Adjective	Verb	Adverb
pavement	Yes	No	No	No
macadam	Yes	No	Yes	No

As nouns, macadam is a hyponym of pavement; that is, macadam is a word with a more specific, narrower meaning than pavement:

Other hyponyms of pavement include asphalt, concrete, blacktop, blacktopping, tarmac, tarmacadam.

pavement (noun)	macadam (noun)
the paved surface of a thoroughfare	a paved surface having compressed layers of broken rocks held together with tar
walk consisting of a paved area for pedestrians; usually beside a street or roadway	broken stone used in macadamized roadways
material used to pave an area

pavement (verb)	macadam (verb)
	surface with macadam