éiffeachtach
Definitions (by source)
effective; compar. –taighe, 629; ‘efficacior,’ 7533
Trí Bior-Ghaoithe an Bháis: The Three Shafts of Death. Editor: Osborn Bergin.
Trí Bior-Ghaoithe an Bháis: The Three Shafts of Death. Editor: Osborn Bergin.