riagh
Definitions (by source)
[39], scaffold, torture, 92 10 IGT 11. 1079, 1080, Todd xii.
Aithdioghluim Dána: A Miscellany of Irish Bardic Poetry, Historical and Religious, including the Historical Poems of the Duanaire in the Yellow Book of Lecan. Vol II, Translations, Notes, Vocabulary. Editor: Lambert McKenna S.J.