recharge vs unwind

recharge

verb
  • To attack again or anew. 

  • To reload a gun with ammunition. 

  • To request payment again from. 

  • To charge an electric battery after its power has been consumed. 

  • To add or restore water to an aquifer. 

  • To invigorate and revitalize one's energy level by removing stressful agents for a period of time. 

  • To charge or accuse in return. 

noun
  • Water that has percolated from the ground surface to an aquifer. 

  • The process of charging (an electrical device) again. 

unwind

verb
  • To undo something. 

  • To relax; to chill out; to rest and become relieved of stress 

  • To close out a position, especially a complicated position. 

  • To be or become unwound; to be capable of being unwound or untwisted. 

  • To analyse (a call stack) so as to generate a stack trace etc. 

  • To separate (something that is wound up) 

noun
  • Any mechanism or operation that unwinds something. 

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