Possible Clues:

• Highlands language
• Roy Keane's team on the fringe
• ___ Sea between Ireland and England
• Bird, from 1979 to 1992
• Like, eg, Welsh, Gaelic
• Church officer in charge — Cornish, possibly
• Like the fire goddess Brigit
• Kind of cross when caught, I let out a little cry
• The Sea between southern Ireland and Cornwall
• Relating to Gaelic, Welsh etc.