ríoghan
Definitions (by source)
[N. 37] queen; ds. -ríoghain 1033; gs. ríghna 1377; npl. ríoghna 1483.
Duanaire Mhéig Uidhir: The poembook of Cú Chonnacht Mág Uidhir, Lord of Fermanagh 1566-1589. Editor: David Greene. Translator: David Greene.