Possible Clues:

• Miss out on
• Be short of a start for 24 down, by the sound of it
• Be without or short of
• Too bad to get such a shortage!
• A shortage like this? Oh, dear!
• Something missing
• Want servant you rejected to be dismissed
• Be without, do not have
• Deficiency, want
• Be without the sound of the start of 2 down