derived vs workaday

derived

adj
  • A product of derivation 

  • Of, or pertaining to, conditions unique to the descendant species of a clade, and not found in earlier ancestral species. 

workaday

adj
  • Mundane or commonplace. 

  • Suitable for everyday use. 

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