tarbhach
Definitions (by source)
‘beneficial’; compar. tarbhaighe 5.19
Aibidil Gaoidheilge & Caiticiosma: Seaán Ó Cearnaigh's Irish primer of religion, published in 1571. Editor: Brian Ó Cuív.
profitable, 1124, 1941, 4537, 7413; compar. –bhaighe, 837, 10838
Trí Bior-Ghaoithe an Bháis: The Three Shafts of Death. Editor: Osborn Bergin.