α. late Middle English auterage, late Middle English awterage, late Middle English outrage, 1500s auterlaege (perhaps transmission error), 1600s altaragies (plural), 1600s alterage, 1600s– altarage.
β. Scottish pre-1700 altaraige, pre-1700 alteradge, pre-1700 alterage, pre-1700 alteragh, pre-1700 alteraige, pre-1700 altradge, pre-1700 altrage, pre-1700 attragis (plural, transmission error), pre-1700 aulterage, pre-1700 aultrage, pre-1700 1700s– altarage.