deferral vs redeployment

deferral

noun

  • An act of deferring, a deferment. 

  • An accrual. 

  • A prepayment. 

redeployment

noun

  • The act of redeploying. 

  • A new deployment. 

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