α. Middle English roiaulm, Middle English roielme, Middle English royalm, Middle English–1500s royaulme, Middle English–1600s roialme, Middle English–1600s royalme.
β. Middle English roiame, Middle English royame, Middle English royamme, Middle English royaume, Middle English–1500s roiaume.
γ. late Middle English royme.
δ. Scottish pre-1700 rome, pre-1700 rovme, pre-1700 rwme.