Related Clues:

• Get in the way of
• Keep from progressing
• Throw up a stumbling block
• Friend of Spanky and Alfalfa
• Problem at the airport
• Airport annoyance
• Rascal in a derby
• Hitch, perhaps
• Flier's concern
• What rain may cause
• Put off until later
• Progress problem
• Dillydally
• Thoroughly frustrate
• Commuter's headache