α. see swine n. and sty n.3; also late Middle English syynstye (transmission error).
β. late Middle English swinysty, late Middle English swunystye, late Middle English swyne is sty, late Middle English swynysty, 1500s–1600s swines stie, 1500s–1600s swines stye, 1600s swines stigh, 1600s swines sty, 1700s– swine's sty.