α. Middle English ȝhistrewyn, Middle English ȝistreuen, Middle English yistreven, Middle English yistrevyn; Scottish pre-1700 ȝestrewen, pre-1700 ȝestrewine, pre-1700 ȝystrewen, pre-1700 ȝystrewine.
β. late Middle English ȝister-euen, late Middle English ȝister-evyn, late Middle English ȝistir-euyne, late Middle English ȝistur-euyn, late Middle English ȝustur-euyn, late Middle English yister-euen, late Middle English yster-even, late Middle English 1700s– yester-even, 1500s yester-euen; also Scottish 1500s ȝister-evin, 1600s yester-evin.