suite vs opus

suite and opus both are nouns.

Word	Noun	Adjective	Verb	Adverb
suite	Yes	No	No	No
opus	Yes	No	No	No

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

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

suite (noun)	opus (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