a. Obs. Also 5 vertybyl. [a. OF. vertible, or ad. med.L. vertibilis, f. L. vert-, stem of vertĕre to turn: see -IBLE.] Capable of turning or being turned; changing, inconstant, mutable.
1442. Bokenham, Seyntys (Roxb.), 272. By the vertybyl cours of fatal deth.
1657. J. Sergeant, Schism Dispacht, 134. A parallel of your vertible and Wind-mill uncertainty.
1667. H. More, Div. Dial., II. xx. (1713), 151. But were it not better that God Almighty should annihilate the Individuals of this middle vertible Order, as you call it, as soon as they lapse into Sin?
Hence † Vertibleness, aptness or easiness to turn (Bailey, vol. II., 1727). Obs.0