tiddle

verb3

1. •
   (UK) To urinate.

   • Is it a tiger who needed to tiddle? A wandering wombat who needed to widdle? A waddling penguin too frozen to piddle? — 2007
2. •
   (dialect, no longer used) To potter about; to do something idly.
3. •
   (dialect, no longer used) To treat tenderly; to pet; to nurse a young animal by hand.