α. Old English abbadisse, Old English abbadysse, Old English abbedysse (dative singular), Old English abboddisse, Old English abboddysse, Old English abbodisse, Old English abbodyssa, Old English abbodysse (dative singular), Old English abbuddisse, Old English abbuddysse, Old English abbudesse, Old English abbudisan (dative singular), Old English abbudisse, Old English abbudussan (accusative singular, perhaps transmission error), Old English abbudysse, Old English abbutisse, Old English abedisse, Old English abudisse, Old English ubbudesse (transmission error), Old English–early Middle English abbedesse, Old English–early Middle English abbodysse, Old English–Middle English abbodesse, late Old English abbedisse, late Old English abboðessa, early Middle English abbadesse, early Middle English abbodasse, early Middle English abdesse, early Middle English abodesse, early Middle English æbbadesse, early Middle English habbodesse, 1600s abadess, 1600s abadesse.
β. Old English abbatissan (inflected form), Middle English abatyse, Middle English abbatice, Middle English abbatiss, 1500s abbates (Scottish), 1500s–1600s abbatesse, 1500s–1600s abbatisse, 1600s 1800s abbatess, 1700s abatess; N.E.D. (1884) also records forms Middle English abbatesse, Middle English abbatisse.
γ. 1500s abbotesse (Scottish), 1600s– abbotess.