basso profundo vs basso

basso profundo and basso both are nouns.

Word	Noun	Adjective	Verb	Adverb
basso profundo	Yes	No	No	No
basso	Yes	No	No	No

As nouns, basso is a hypernym of basso profundo; that is, basso is a word with a broader meaning than basso profundo:

Other hypernyms of basso profundo include bass, bass voice.

basso profundo (noun)	basso (noun)
a very deep bass voice	the lowest adult male singing voice
	an adult male singer with the lowest voice