α. Old English on æfene, Old English on æfenne, Old English on æfne (rare), Old English on æfyn, Old English on æfynne, Old English on efenne (Anglian), Old English–early Middle English on æfen, Old English (rare)–early Middle English on æuen, Old English (non-West Saxon)–early Middle English on efen, late Old English (Kentish)–early Middle English on efene, Middle English on euen, Middle English on euyn, Middle English on even.
β. early Middle English a æfen.
γ. Middle English a neuen, Middle English an euen, Middle English an ȝeuen, Middle English aneuen.