Possible Clues:

• Fling or throw
• It might make one blush to be throwing up like this
• One might be reluctant to throw up like this
• Short of
• Timid, bashful
• The sort of lock one might throw for the Merchant
• Bashful and timid
• What one may have when one 4 down
• Bashful or timid
• See 61-Down