dissipate vs scare up

dissipate

verb
  • To use up or waste; squander. 

  • To drive away, disperse. 

  • To vanish by dispersion. 

  • To cause energy to be lost through its conversion to heat. 

scare up

verb
  • To find or procure while relying on chance to provide the means, especially something not easily found or procured. 

  • To frighten (an animal, especially a game animal) into appearing from cover. 

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