refitting vs rework

refitting

noun
  • The act by which something is refitted; a refit. 

rework

noun
  • The act of redoing, correcting, or rebuilding. 

  • Taking unsaleable food and using it in the manufacture of other food. 

  • Work done to correct defects associated with a deliverable product, plus any root cause analysis effort to identify the task(s) to be re-performed. 

  • An instance of reworking. 

  • Something redone, corrected or rebuilt. 

verb
  • To redo, correct, or rebuild. 

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