α. late Middle English pattyl (northern), 1500s patell (northern), 1500s pattelle (northern); English regional (northern) 1800s– pattle; Scottish pre-1700 patil, pre-1700 patle, pre-1700 pattyll, pre-1700 patyl, pre-1700 (1900s historical) patill, 1700s– pattle.
β. English regional (northern) 1800s pettle; Scottish 1700s– pettle, 1800s petal, 1800s pitle, 1800s pittle.