flitter vs shimmy

flitter

verb
  • To flutter or quiver. 

  • To scatter in pieces. 

  • To move about rapidly and nimbly. 

  • To move quickly from one condition or location to another. 

noun
  • Any of various hesperiid butterflies of the genus Hyarotis. 

  • A fluttering movement 

  • A small aircraft or spacecraft. 

  • A small perceptible feeling 

  • A rag; a tatter; a small piece or fragment. 

shimmy

verb
  • To shake the body as if dancing the shimmy. 

  • To vibrate abnormally, as a broken wheel. 

  • To perform a shimmy (dance movement involving thrusting the shoulders back and forth alternately). 

  • To move across a narrow ledge, either by hanging from it or by strafing on it along the wall. 

  • To climb something (e.g. a pole) gradually (e.g. using alternately one's arms then one's legs). 

noun
  • A dance that was popular in the 1920s. 

  • An abnormal vibration, especially in the wheels of a vehicle. 

  • A dance movement involving thrusting the shoulders back and forth alternately. 

  • A sleeveless chemise. 

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