tweak vs twerk

tweak

verb
  • To pinch and pull with a sudden jerk and twist; to twitch. 

  • To exhibit extreme nervousness, evasiveness when confronted by authorities, compulsiveness, erratic motion, excitability, etc, due to or mimicking the symptoms of methamphetamine abuse. 

  • To adjust slightly; to fine-tune. 

  • To abuse methamphetamines, especially crystal meth. 

  • To tease, to annoy; to get under the skin of (someone, typically so as to irritate them, or by extension to enamor, frighten, etc). 

noun
  • A sharp pinch or jerk; a twist or twitch. 

  • An additional input to a block cipher, used in conjunction with the key to select the permutation computed by the cipher. 

  • A slight adjustment or modification. 

  • Trouble; distress; tweag. 

twerk

verb
  • To twitch or jerk. 

  • To move the body in a sexually suggestive twisting or gyrating fashion, especially as a dance. 

noun
  • A fitful movement similar to a twitch or jerk. 

  • A dance involving sexual movements of the hips and buttocks. 

  • An abrupt call, such as that made by the California quail. 

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