Possible Clues:

• Mideast language group
• Arab, say - so it says here - is about to give out
• He brews for half a tic
• 'Will he brew like this in half a tick, by the sound of it? (7)'
• Relating to certain peoples of the middle east, especially the Jews
• Arabic or Aramaic
• Of Jews, Arabs, their languages
• Those people give you half the sound of a clock
• Might he brew the half of 27 across?
• Half a tick for the folk