relook vs revaluation

relook

noun
  • An additional look or examination. 

verb
  • To look again. 

revaluation

noun
  • A reassessment of the value or worth of something; a reappraisal or reevaluation. 

  • The process of altering the relative value of a currency or other standard of exchange. 

  • The application of compound growth to the value of a pension benefit, specifically from the date of the member leaving the scheme (for example, moving to a different employer) to the date that the member starts receiving the benefit (typically retirement). 

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