Costumey vs Costumed - What's the difference?

As adjectives the difference between costumey and costumed

is that costumey is (slang|of clothing) overly elaborate, like a costume while costumed is wearing a costume; disguised.

(costume).

(en adjective)

(slang, of clothing) Overly elaborate, like a costume.

* 2004 , Paris Hilton, Merle Ginsberg, Jeff Vespa, Confessions of an heiress

But I get bored fast, and I wear more costumey clothes — wild, crazy, funky stuff from all kinds of shops on Melrose or downtown Manhattan.

* 2005 , April Masini, Think and Date Like a Man

Flappers and prohibition are not that interesting and anything too long will look costumey instead of fashionable...

(head)

(costume)

(-)

Wearing a costume; disguised.