英(TV or movie) blooper, continuity error, (theater) to flub one's lines, unintended exposure of a body part, to be exposed (of a scheme or trick), to reveal sth one intended to conceal through a slip of the tongue, to blow one's cover
法bêtisier, bourde, exposition involontaire d'une partie du corps, lapsus révélateur, faire une gaffe
德ans Licht kommen (V)