Back vs Shop

Back

name
  • A settlement on the Isle of Lewis, Western Isles council area, Scotland (OS grid ref NB4840). 

  • A surname. 

Shop

name
  • A small village in Morwenstow parish, north Cornwall, England (OS grid ref SS2214). 

  • A neighbourhood of St Merryn, St Merryn parish, north Cornwall (OS grid ref SW8773). 

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