soubrette vs girl

soubrette and girl both are nouns.

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

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

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

soubrette (noun)	girl (noun)
a minor female role as a pert flirtatious lady's maid in a comedy	a young female
a pert or flirtatious young girl	a girl or young woman with whom a man is romantically involved
	a youthful female person
	a friendly informal reference to a grown woman
	a female human offspring