boink vs tremble

boink

noun
  • A sound of something hitting or bouncing off a surface, similar to plunk, but with more connotations of bounciness. 

  • A real-world social gathering of computer users. 

  • Sexual intercourse. 

verb
  • To hit or strike. 

  • To have sexual intercourse (with); to bonk. 

tremble

noun
  • A shake, quiver, or vibration. 

verb
  • To shake, quiver, or vibrate. 

  • To fear; to be afraid. 

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