Romani vs pikey

Romani

noun
  • A member of the Roma, a nomadic people with origins in India. 

adj
  • Of or belonging to the Roma people. 

name
  • The Indo-Aryan lect of the Roma people, or one of its sublects (such as Roma, Sinti, Romanichal, etc), closely related to Hindi and Rajasthani. 

pikey

noun
  • A pike (fish). 

  • A working-class (often underclass) person with negative connotations of benefit fraud, theft and living on rundown estates. 

  • An itinerant person, especially one of Romani or Irish Traveller heritage. 

adj
  • Associated with members of the above-mentioned underclass. 

  • Associated with or filled with pike (fish). 

verb
  • To steal. 

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