pristine vs scrubbed

pristine

adj
  • Primitive, pertaining to the earliest state of something. 

  • Perfect. 

  • Relating to sawfishes of the family Pristidae. 

  • Unspoiled; still with its original purity; uncorrupted or unsullied. 

scrubbed

adj
  • Dwarfed or stunted; scrubby. 

  • With hands washed according to operating room protocol and wearing sterile gown and sterile gloves. 

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