ensemble vs sailor suit

ensemble and sailor suit both are nouns.

Word	Noun	Adjective	Verb	Adverb
ensemble	Yes	No	No	No
sailor suit	Yes	No	No	No

As nouns, sailor suit is a hyponym of ensemble; that is, sailor suit is a word with a more specific, narrower meaning than ensemble:

ensemble (noun)	sailor suit (noun)
a coordinated outfit (set of clothing)	a boy's ensemble; copied from a sailor's uniform
the chorus of a ballet company
a group of musicians playing or singing together
an assemblage of parts or details (as in a work of art) considered as forming a whole
a cast other than the principals