Cocker vs Lark

Cocker

name
  • A river in Cumbria, England, which joins the Derwent at Cockermouth. 

  • A surname. 

  • A short river in Lancashire, England, which flows into the Lune estuary. 

Lark

name
  • A river in England, on the border between Suffolk and Cambridgeshire. 

  • A male given name transferred from the surname, of occasional usage. 

  • A surname originating as a patronymic shortened from Larkin, a medieval diminutive of Laurence. 

  • A female given name from English from the lark bird. 

  • A surname transferred from the nickname, from lark as a byname or for a catcher and seller of larks. 

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