suite vs piece of music

suite and piece of music both are nouns.

Word	Noun	Adjective	Verb	Adverb
suite	Yes	No	No	No
piece of music	Yes	No	No	No

As nouns, piece of music is a hypernym of suite; that is, piece of music is a word with a broader meaning than suite:

Other hypernyms of suite include composition, musical composition, opus, piece.

suite (noun)	piece of music (noun)
apartment consisting of a series of connected rooms used as a living unit (as in a hotel)	a musical work that has been created
a musical composition of several movements only loosely connected
the group following and attending to some important person
a matching set of furniture