dásachtach
Definitions (by source)
crazy, 3848 ; very rash, 1751.
Desiderius, otherwise called Sgáthán an Chrábhaidh. Editor: Thomas F. O’Rahilly.
bold, brave, 137.
Poems on the O'Reillys. Editor: James Carney.
mad, violent, 5511
Trí Bior-Ghaoithe an Bháis: The Three Shafts of Death. Editor: Osborn Bergin.