ambiguous deceitful disingenuous false fraudulent misleading slick sneaky subtle tricky underhanded unreliable astucious beguiling bum catchy crafty cunning deceiving deluding delusive delusory designing fake fallacious fishy foxy illusory imposturous indirect insidious lying mock oblique off phony plausible rascal roguish scheming seeming serpentine shifty slippery sly snide specious spurious treacherous two-faced underhand wily