purse vs etui

purse and etui both are nouns.

Word	Noun	Adjective	Verb	Adverb
purse	Yes	No	Yes	No
etui	Yes	No	No	No

As nouns, etui is a hyponym of purse; that is, etui is a word with a more specific, narrower meaning than purse:

purse: a container used for carrying money and small personal items or accessories (especially by women)
etui: small ornamental ladies' bag for small articles

Other hyponyms of purse include clutch, clutch bag, evening bag, reticule, shoulder bag.

purse (noun)	etui (noun)
a container used for carrying money and small personal items or accessories (especially by women)	small ornamental ladies' bag for small articles
a small bag for carrying money
a sum of money offered as a prize
a sum of money spoken of as the contents of a money purse

purse (verb)	etui (verb)
contract one's lips into a rounded shape
gather or contract into wrinkles or folds; pucker