dissipate vs perish

dissipate

verb
  • To vanish by dispersion. 

  • To drive away, disperse. 

  • To use up or waste; squander. 

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

perish

verb
  • To decay and disappear; to waste away to nothing. 

  • To decay in such a way that it cannot be used for its original purpose 

  • To die; to cease to live. 

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