cobblestone vs pave

cobblestone and pave both are nouns.

Word	Noun	Adjective	Verb	Adverb
cobblestone	Yes	No	Yes	No
pave	Yes	No	Yes	No

As verbs, pave is a hypernym of cobblestone; that is, pave is a word with a broader meaning than cobblestone:

cobblestone: pave with cobblestones
pave: cover with a material such as stone or concrete to make suitable for vehicle traffic

cobblestone (noun)	pave (noun)
rectangular paving stone with curved top; once used to make roads	a setting with precious stones so closely set that no metal shows

cobblestone (verb)	pave (verb)
pave with cobblestones	cover with a material such as stone or concrete to make suitable for vehicle traffic