peignoir vs neglige

peignoir and neglige both are nouns.

Word	Noun	Adjective	Verb	Adverb
peignoir	Yes	No	No	No
neglige	Yes	No	No	No

As nouns, peignoir and neglige are synonyms defined as:

Other synonyms of peignoir include housecoat, negligee, wrapper.

peignoir (noun)	neglige (noun)
a loose dressing gown for women	a loose dressing gown for women