fainaigue vs play dirty

fainaigue

verb
  • To cheat or deceive (someone). 

  • To evade work or shirk responsibility. 

  • To renege (“break one's commitment to follow suit when capable”). 

  • To achieve or obtain (something) by complicated or deceitful methods; to finagle, to wangle. 

  • To fail to keep a promise; to renege. 

play dirty

verb
  • To act dishonestly or unfairly. 

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