filthy vs racy

filthy

adj
  • Obscene or offensive. 

  • Covered with filth; very dirty. 

  • Very unpleasant or disagreeable. 

verb
  • To make very dirty; to saturate something with dirt. 

  • To cover in filth. 

racy

adj
  • Exciting to the mind by a strong or distinctive character of thought or language; peculiar and piquant; fresh and lively. 

  • Mildly risqué. 

  • Involving a data race or a race condition. 

  • Having a strong flavor indicating origin; of distinct characteristic taste; tasting of the soil. 

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