duty vs whole

duty

noun
  • That which one is morally or legally obligated to do. 

  • The state of being at work and responsible for or doing a particular task. 

  • A tax placed on imports or exports; a tariff. 

  • The efficiency of an engine, especially a steam pumping engine, as measured by work done by a certain quantity of fuel; usually, the number of pounds of water lifted one foot by one bushel of coal (94 lbs. old standard), or by 1 cwt. (112 lbs., England, or 100 lbs., United States). 

whole

adj
  • Used as an intensifier. 

  • Sound, uninjured, healthy. 

  • Entire, undivided. 

  • From which none of its constituents has been removed. 

  • As yet unworked. 

noun
  • Something complete, without any parts missing. 

  • An entirety. 

adv
  • In entirety; entirely; wholly. 

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