geargo seto is likely right but jesus that is one garbled written form.

seeing as the verse is aye gratallion, i guess it was e gra-t-a(what ever that is then repeated

as in he loves (who ever that name is supposed to be,0 he loves etc. the oosa seems right too. but the den mistifies me except n and t are often used a separaters in phrases without the correct ballance of narrow and broad vowels--don't ask.

there were gaelic speakers in glengarry ontario and there is still one native speaker left. david livingston-low of the u of toronto celtic studies department knows him, and in fact does a lot of song collecting up there, and goes to the local celtic festival every year. you might try him or his wife debbie .they likely know the song and the proper gaelic