α. Middle English Palmesone, Middle English Palmesonne, Middle English Palmesun, Middle English Palmson, 1500s Palmeson, 1600s Palmesonn, 1800s– Palmsun; English regional (Yorkshire) 1800s Pomesun, 1900s– Paumsoon; also Scottish pre-1700 Palmson, pre-1700 Palsoun.
β. late Middle English Palmes-sonne.