retrofit vs vamp

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. 

vamp

verb
  • Often as vamp up: to fabricate or put together (something) from existing material, or by adding new material to something existing. 

  • To patch, repair, or refurbish. 

  • To cobble together, to extemporize, to improvise. 

  • To travel by foot; to walk. 

  • To attach a vamp (to footwear). 

  • To delay or stall for time, as for an audience. 

  • To seduce or exploit someone. 

  • To turn into a vampire. 

  • To perform a vamp (“a repeated, often improvised accompaniment, for example, under dialogue or while waiting for a soloist to be ready”). 

noun
  • An activity or speech intended to fill or stall for time. 

  • The top part of a boot or shoe, above the sole and welt and in front of the ankle seam, that covers the instep and toes; the front part of an upper; the analogous part of a stocking. 

  • A flirtatious, seductive woman, especially one who exploits men by using their sexual desire for her. 

  • Something added to give an old thing a new appearance. 

  • A repeated and often improvised accompaniment, usually consisting of one or two measures, often a single chord or simple chord progression, repeated as necessary, for example, to accommodate dialogue or to anticipate the entrance of a soloist. 

  • A vampire. 

  • A volunteer firefighter. 

  • Something patched up, pieced together, improvised, or refurbished. 

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