The answers to the clues below will have something in common.

1. East Pakistan, today
2. Concession stand staple
3. A dangerous or volatile situation
4. Hoodwinked
5. Return to originator, often with negative consequences

Answers:

1. Bangladesh
2. Popcorn
3. Powder keg
4. Bamboozled
5. Boomerang - - - words beginning with sounds 

Credit:
Robert H. Wolfe