Romanichal vs wayfarer

Romanichal

noun
  • A member of a Romani people found in the United Kingdom. 

wayfarer

noun
  • A traveller, especially one on foot. 

  • A type of glasses, with pointed ends and rounded bottoms. 

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