fee vs surplus

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. 

surplus

verb
  • To treat as surplus to requirements; to sell off or dismiss from employment, etc. 

noun
  • Specifically, an amount in the public treasury at any time greater than is required for the ordinary purposes of the government. 

  • The remainder of a fund appropriated for a particular purpose. 

  • That which remains when use or need is satisfied, or when a limit is reached; excess; overplus. 

  • assets left after liabilities and debts, including capital stock have been deducted. 

adj
  • Being or constituting a surplus; more than sufficient. 

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