modiste vs garment-worker

modiste and garment-worker both are nouns.

Word	Noun	Adjective	Verb	Adverb
modiste	Yes	No	No	No
garment-worker	Yes	No	No	No

As nouns, garment-worker is a hypernym of modiste; that is, garment-worker is a word with a broader meaning than modiste:

Other hypernyms of modiste include dressmaker, garment worker, garmentmaker, adult female, woman.

modiste (noun)	garment-worker (noun)
a woman who makes or mends dresses	a person who makes garments
someone who makes and sells hats