hyperkinesis vs upheaval

hyperkinesis

noun
  • A condition especially of childhood characterized by hyperactivity. 

  • Abnormally increased and sometimes uncontrollable activity or muscular movements. 

upheaval

noun
  • A sudden violent upset, disruption or convulsion. 

  • Disruptive change, from one state to another. 

  • The process of being heaved upward, especially the raising of part of the earth's crust. 

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