unworked vs varnished

unworked

adj
  • Yet to be altered, carved, milled, worked, or otherwise changed from its natural or crude state. 

  • Describing an unaltered material found associated with human tool-making or other cultural activity. 

varnished

adj
  • coated or decorated with varnish 

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