tense vs unwind

tense

adj
  • Pulled taut, without any slack. 

  • Showing signs of stress or strain; not relaxed. 

verb
  • To apply a tense to. 

  • To make tense. 

  • To become tense. 

noun
  • Any of the forms of a verb which distinguish when an action or state of being occurs or exists. 

  • The property of indicating the point in time at which an action or state of being occurs or exists. 

  • An inflected form of a verb that indicates tense. 

unwind

noun
  • Any mechanism or operation that unwinds something. 

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) 

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