peignoir vs housecoat

peignoir and housecoat both are nouns.

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

As nouns, peignoir and housecoat are synonyms defined as:

Other synonyms of peignoir include neglige, negligee, wrapper.

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