† serpentinously,adv.Obs. [f.*serpentinous (a. OF.serpentineux, f.serpentin serpentine a.) + -ly2.] With serpentine or diabolical action. 1502Ord. Crysten Men (W. de W.) ii. xii. L ij, The deuyll the whiche by the meane of the tonge serpentynously putteth all humayne lygnage vnto perdycyon.