α. 1600s 1800s–1900s bellywork.
β. 1600s– bellywark; English regional 1800s ballywarch (north midlands), 1800s ballywarche (Lancashire), 1800s ballywartch (Lancashire), 1800s ballywerch (Lancashire), 1800s bellywaak (Yorkshire), 1800s bellywahk (Yorkshire), 1800s– bellywack Brit. /ˈbɛlɪwak/, U.S. /ˈbɛliˌwæk/ (chiefly Yorkshire).