guileful Synonyms

crafty tricky slick tricksy knavish wily sly foxy dodgy cunning slippery slinking machiavellian shrewd shifty sharp shady slyly smart smooth two-faced duplicitous untrustworthy vulpine unscrupulous underhanded underhand treacherous subtle sneaky scheming retiary plotting deceptive deceitful crooked covinous conniving clever circumventive chanceful canny calculating astute designing devious dishonest pawky mealy-mouthed manipulative