reappropriation vs recoupment

reappropriation

noun
  • The act or process of reappropriating. 

recoupment

noun
  • A recovery of what had been lost; reimbursement. 

  • A reduction of the plaintiff's damages by keeping out a part. 

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