bot vs chuff

bot

verb
  • To bugger. 

  • To ask for and be given something with the direct intention of exploiting the thing’s usefulness, almost exclusively with cigarettes. 

  • To use a bot, or automated program. 

noun
  • The larva of a botfly, which infests the skin of various mammals, producing warbles, or the nasal passage of sheep, or the stomach of horses. 

  • A physical robot. 

  • A piece of software designed to perform a minor but repetitive task automatically or on command, especially when operating with the appearance of a (human) user profile or account. 

  • A computer-controlled character in a video game, especially a multiplayer one. 

  • A supremely unskilled player. 

chuff

verb
  • To break wind. 

  • Of a powder, propellant, or explosive charge: to become extinguished and reignited intermittently. 

  • To make noisy puffing sounds, as of a steam locomotive. 

adv
  • In a chuff manner. 

noun
  • A coarse or stupid fellow. 

  • A noisy puffing sound. 

  • A breathy noise produced by a tiger, similar in function to a cat's purr. 

  • The vagina 

  • Superfluous small talk that is free of conflict, offers no character development, description or insight, and does not advance the story or plot. 

  • The anus 

adj
  • Surly; annoyed; displeased; disgruntled. 

  • Pleased, proud. 

  • stupid; churlish; loutish. 

  • Swollen. 

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