soubrette vs fille

soubrette and fille both are nouns.

Word	Noun	Adjective	Verb	Adverb
soubrette	Yes	No	No	No
fille	Yes	No	No	No

As nouns, fille is a hypernym of soubrette; that is, fille is a word with a broader meaning than soubrette:

Other hypernyms of soubrette include girl, miss, missy, young lady, young woman.

soubrette (noun)	fille (noun)
a minor female role as a pert flirtatious lady's maid in a comedy	a young female
a pert or flirtatious young girl