béiltir ?
Definitions (by source)
III 219. Cp. Branar gach bróin an tórramh céasta | síol-chur cruithneacht i mbrollach na béiltreach, Liam Ruadh Mac Coitir, Cois na Cora p. 41.
Five seventeenth-century political poems. Editor: Cecile O’Rahilly.