paper-thin (adjective) paper: thin, flimsy
Sinonime: adulterous, black-market, bootleg,
clandestine, contraband, contrary to law, criminal, crooked,
dirty*, felonious,
furtive,
guilty, heavy*,
illegal, illegitimate,
immoral,
improper, in violation of law, lawless, out of line, prohibited, racket, unauthorized, unlawful, unlicensed,
wrong, wrongful
Antonime: blessed, good, legal, legitimate, licit, moral,
noble,
proper, right