dosser vs welcher

dosser

noun
  • Someone who dosses, someone known for avoiding work. 

  • A homeless and jobless person. 

  • A hanging tapestry; a dorsal. 

  • A pannier or basket. 

  • One who lodges in a doss-house. 

welcher

noun
  • One who welches. 

  • A Welshman or person of Welsh descent. 

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