centralize vs dissipate

centralize

verb
  • To move things physically towards the centre; to consolidate or concentrate 

  • To move power to a single, central authority 

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. 

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