ring the changes

verb6

1. •
   To make patterned sound sequences on bells, starting and ending on the same tone.
2. •
   To run through all possible variations.
3. •
   (UK) To enliven by varying combinations.
4. •
   To take advantage of a change in order to make money.
5. •
   (slang, old-fashioned) To trick a shopkeeper into giving too much change.
6. •
   (UK, slang) To pass counterfeit money.