Possible Clues:

• Sounds like the merry way to give tongue in Ireland
• Language that gave us "slogan"
• Irish-flavoured football
• Sounds as if one might happily give tongue in Ireland
• Irish dialect
• The language, when Alice moved to the wrong end!
• Language of priest preserved in good account
• Language a priest used to enter bravery award
• What a happy use for the tongue of Ireland this sounds!
• Language of the Celts