prizable vs valuable

prizable

adj
  • Fit to be prized or treasured; valuable. 

valuable

adj
  • Estimable; deserving esteem. 

  • Having a great value. 

noun
  • A personal possession such as jewellery, of relatively great monetary value. 

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