take one word (the first part or the second part ) from each compround and create a new compround.Use a dictionary to help you if necessary.
Examples: brother-in-law mother in law
table tennis - table leg
dining room -
film star -
credit card -
toothpaste -
trafic lights -
sunglasses -
post office -
hairdryer -

dining room - dining table

film star - film director

credit card - business card

toothpaste - toothache

traffic lights - traffic jam

sunglasses - suntan

post office - postman

hairdryer - haircut