Synonyms for passe:
archaic, outworn, demoded, out-of-date, antique, old-hat, unfashionable, outmoded, antiquated, dated, unstylish, obsolete, outdated, superannuated.
Other synonyms and related words:
demoded, dated, old fashioned, prehistoric, outdated, antiquated, obsolete, out-of-date, moth-eaten, outworn, superannuated, archaic, medieval.
old fashioned (noun)
old-hat, demode, out of fashion, passee, outmoded, antique, unstylish, unfashionable.
Usage examples for passe: