based on pretense
deceptively pleasing "the gilded and perfumed but inwardly rotten nobility" "meretricious praise" "a meretricious argument"
tastelessly showy "a flash car" "a flashy ring" "garish colors" "a gaudy costume" "loud sport shirts" "a meretricious yet stylish book" "tawdry ornaments"
like or relating to a prostitute "meretricious relationships"