disuse vs undoing

disuse

noun
  • The state of not being used; neglect. 

verb
  • To cease the use of. 

undoing

noun
  • The act of loosening or unfastening 

  • Annulment; reversal 

  • Ruin; defeat, (also) that which causes defeat or ruin. 

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