recession vs recovery

recession

noun
  • The act of ceding something back. 

  • A procedure in which an extraocular muscle is detached from the globe of the eye and reattached posteriorly. 

  • The act or an instance of receding or withdrawing. 

  • A period of low temperatures that causes a reduction in species; ice age. 

  • A period of reduced economic activity 

  • The ceremonial filing out of clergy and/or choir at the end of a church service. 

recovery

noun
  • The act or process of regaining or repossession of something lost. 

  • The recovery of debt. 

  • The act of regaining the position of guard after making an attack, in fencing, sparring, etc. 

  • A verdict giving somebody the right to recover debts or costs. 

  • The extraction of an ore from a mine, or of a metal from an ore 

  • The ability to recover or regain health. 

  • A return to normal health. 

  • Renewed growth after a slump. 

  • The act of regaining the natural position after curtseying. 

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