spinet vs cembalo

spinet and cembalo both are nouns.

Word	Noun	Adjective	Verb	Adverb
spinet	Yes	No	No	No
cembalo	Yes	No	No	No

As nouns, cembalo is a hypernym of spinet; that is, cembalo is a word with a broader meaning than spinet:

spinet: early model harpsichord with only one string per note
cembalo: a clavier with strings that are plucked by plectra mounted on pivots

Other hypernyms of spinet include harpsichord.

spinet (noun)	cembalo (noun)
early model harpsichord with only one string per note	a clavier with strings that are plucked by plectra mounted on pivots
a small and compactly built upright piano