furtherly vs valuable

furtherly

adj
  • Favorable, advanced. 

adv
  • In a further manner. 

valuable

adj
  • Having a great value. 

  • Estimable; deserving esteem. 

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

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