gone bad vs pure

gone bad

adj
  • Of a person or entity, having ceased to be reputable and having instead become delinquent, criminal, or poorly behaved. 

  • Of a region or area, having become unsafe. 

  • Of a delinquent or criminal act, having unexpectedly become more violent than is typical for that act—having resulted in an attack on a victim leading to serious injury or death. 

  • Of foods and commodities, having become spoiled, rotten, or otherwise unusable due to age or storage conditions. 

pure

adj
  • Of a single, simple sound or tone; said of some vowels and the unaspirated consonants. 

  • Free of foreign material or pollutants. 

  • Free of flaws or imperfections; unsullied. 

  • Done for its own sake instead of serving another branch of science. 

  • Mere; that and that only. 

  • Without harmonics or overtones; not harsh or discordant. 

  • A lot of. 

  • Free of immoral behavior or qualities; clean. 

verb
  • to hit (the ball) completely cleanly and accurately 

adv
  • to a great extent or degree; extremely; exceedingly. 

noun
  • One who, or that which, is pure. 

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