Related Clues:

• Bit of a jam
• A question to be solved in math
• Printer annoyance
• Offer to acquire new tie
• Fasten with ties
• Pickle — or something sweeter
• Secure, tie fast
• Stuff that's promised for tomorrow?
• Secure with ropes or strings
• Tricky spot
• Poser is a pain in the neck locally
• Question odd features of ballet during concert
• Gridlock problem
• Puzzle being difficult
• Wrap up some mixed nibbles