curette vs excavate

curette

verb
  • To scrape with a curette. 

noun
  • A hand-held surgical instrument, often with a scoop or hook at its tip, used for cleaning or debriding biological tissue. 

excavate

verb
  • To remove part of (something) by scooping or digging it out. 

  • To uncover (something) by digging. 

  • To make a hole in (something); to hollow. 

noun
  • Any member of a major grouping of unicellular eukaryotes, of the clade Excavata. 

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