derive vs fee

derive

verb
  • To obtain or receive (something) from something else. 

  • To deduce (a conclusion) by reasoning. 

  • To originate or stem (from). 

  • To create (a compound) from another by means of a reaction. 

  • To find the derivation of (a word or phrase). 

  • To turn the course of (water, etc.); to divert and distribute into subordinate channels. 

fee

verb
  • To reward for services performed, or to be performed; to recompense; to hire or keep in hire; hence, to bribe. 

noun
  • A right to the use of a superior's land as a stipend for certain services to be performed, typically military service. 

  • An additional monetary payment charged for a service or good that is minor compared to the underlying cost. 

  • Synonym of fief: the land so held. 

  • An inheritable estate in land, whether absolute and without limitation to potential heirs (fee simple) or with limitations to particular kinds of heirs (fee tail). 

  • An inheritable estate in land held of a feudal lord on condition of performance of certain services, typically military service. 

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