principled Antonyms

unprincipled mischief-making sinful sigmoid shy shifty shameful shady semicircular sinuate sinuation sinuose sinusoidal slippery sulphurous torsional tortile transgressive twirling roue rotten perverted perverse outrageous orbital nefarious naughty nasty mischievous picaresque praetorian roguish rivose restiff reprobate rakehelly purchasable pudendal puckish twisted unconscionable unequitable untrustworthy agee duplicitous lying in wait impish implike buccaneering malware