retrofit vs supply

retrofit

verb
  • To supply (a device, structure, etc.) with new components or parts that were not previously available or installed; to modernize. 

  • Synonym of backport (“to retroactively supply a fix or feature to a previous version of a software product at the same time or after supplying it to the current version.”) 

  • To give new characteristics or make alterations (to someone or something) to suit them to changed circumstances. 

  • To supply a device, structure, etc., with new components or parts that were not previously available or installed. 

  • To add or substitute (new components or parts) that were not previously available for or installed in a device, structure, etc. 

noun
  • An act of supplying a device, structure, etc., with new components or parts that were not previously available or installed; a retrofitting. 

  • A change made to a device, structure, etc., by introducing components or parts that were not previously available or installed. 

supply

verb
  • To furnish or equip with. 

  • To fill up, or keep full. 

  • To act as a substitute. 

  • To serve instead of; to take the place of. 

  • To fill temporarily; to serve as substitute for another in, as a vacant place or office; to occupy; to have possession of. 

  • To provide (something), to make (something) available for use. 

  • To compensate for, or make up a deficiency of. 

adv
  • Supplely: in a supple manner, with suppleness. 

noun
  • An amount of something supplied. 

  • An amount of money provided, as by Parliament or Congress, to meet the annual national expenditures. 

  • Somebody, such as a teacher or clergyman, who temporarily fills the place of another; a substitute. 

  • Provisions. 

  • The act of supplying. 

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