devious, oblique -- (indirect in departing from the accepted or proper way; misleading; "used devious means to achieve success"; "gave oblique answers to direct questions"; "oblique political maneuvers")
devious, shifty -- (characterized by insincerity or deceit; evasive; "a devious character"; "shifty eyes")
devious, circuitous, roundabout -- (deviating from a straight course; "a scenic but devious route"; "a long and circuitous journey by train and boat"; "a roundabout route avoided rush-hour traffic")