sext vs twelve

sext

verb
  • To send a sext. 

noun
  • An electronic message, especially one sent by cell phone, involving sexual language or images. 

  • A sixth: an interval of six diatonic degrees. 

  • Noon, reckoned as the sixth hour of daylight. 

  • The service appointed for this hour. 

twelve

num
  • The cardinal number occurring after eleven and before thirteen, represented in Arabic numerals as 12 and in Roman numerals as XII. 

noun
  • A jury (normally composed of twelve persons). 

  • A twelve-bore gun. 

  • The police; law enforcement, especially a narcotics officer. 

  • Front (front side of something, position in front of something). 

  • A group of twelve items. 

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