The story
- Middle French · derived fromroiaume
- Anglo-Norman · derived fromroialme
- Middle English · inherited fromroialme
- English todayroyalme
From Middle English roialme, from Anglo-Norman roialme, royaume, Middle French roiaume, roielme et al., probably an alteration of reialme (“realm”) after roial (“royal”).
First known use, by meaning
- 14th–17th c. A kingdom, a realm.
Etymology from Wiktionary, CC BY-SA 4.0.