duaibhseach
Definitions (by source)
repulsive, hideous; dsf. -igh, 1092 ; gpl. (with -mh- for -bh-) 4790.
Desiderius, otherwise called Sgáthán an Chrábhaidh. Editor: Thomas F. O’Rahilly.
gloomy, irksome, 593, 1351, 3742; fem. sg. dat. –sigh, 1259; pl. –a, 2077
Trí Bior-Ghaoithe an Bháis: The Three Shafts of Death. Editor: Osborn Bergin.