Piddle vs Till

Piddle

name
  • A small river in Dorset, England. 

  • A brook in Worcestershire, England. 

Till

name
  • A river in Lincolnshire, England, United Kingdom 

  • A river in Northumberland, England, United Kingdom, tributary to the Tweed. 

  • A river in Wiltshire, England, United Kingdom 

  • A surname. 

How often have the words Piddle and Till occurred in a corpus of books? (source: Google Ngram Viewer )