deceitful Play adjectiveGuilty of or involving deceit; deceiving or misleading others. SYNONYMS bentboguscalculatingcheatingconcoctedconnivingcounterfeitcraftycrookedcunningdeceivingdeceptivedesigningdishonestdisingenuousdissemblingdistorteddouble-dealingdouble-facedduplicitouseconomical with the truthfabricatedfakefakeyfallaciousfalsefalse-heartedfoxyfraudulentguilefulhollowhollow-heartedhypocriticalillusoryinsincereinventedJanus-facedlyingMachiavellianmade-upmendaciousmisguidedmisleadingperfidiousPunicschemingshadyshamsharpshiftyslimslipperyslysneakyspeciousspurioussubtletreacheroustrickytrumped uptruthlesstwo-facedunderhandunprincipledunscrupulousuntrueuntrustworthyuntruthful