Scottish Gaelic: Beir buaidh! (best of luck, I hope you succeed!)
Irish Gaelic: Go n-éirí go geal leis. (The best of luck to him.)
The word 'luck' is in English not Irish Gaelic.
àgh
adh ( with a fada on the 'a')
ádh (pronounced 'aw')
In Irish it's "ádh"
ádh na nGael
ádh (m1) - (good luck to you is - ádh mór ort!)
an t-ádh dearg
ádh. Pronounced: aah
In Irish Gaelic 'le dea-mhéin' In Scottish Gaelic:
In IRISH Gaelic the word is "vaidhtéaraí";in SCOTTISH Gaelic: ?
You need to specify Irish Gaelic or Scottish Gaelic: they are two separate languages.