Mole vs Wight

Mole

name

  • A river in Surrey, England, tributary to the Thames. 

  • A river in Devon, England, tributary to the Taw. 

  • A surname. 

Wight

name

  • A sea area comprising part of the English Channel, from the southern English coast down to Normandy 

  • A surname. 

  • The Isle of Wight. 

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