aberration, apparence, artifice, attrape, bateau, blague, canular, chantage, chimère, erreur, extorsion, falsification, fantasme, fantôme, farce, feinte, fourberie, fraude, illusion, imposture, leurre, malice, mensonge, mirage, mystification, niche, piège, pression, rêve, ruse, songe, supercherie, tour, tricherie, tromperie, utopie, vision