mana
Definitions (by source)
omen, portent. mana deacrach, harsh omen, 1513.
Poems on the O'Reillys. Editor: James Carney.
cause, occasion; m. mór-chumha, 6600
Trí Bior-Ghaoithe an Bháis: The Three Shafts of Death. Editor: Osborn Bergin.