rehash vs rework

rehash

noun
  • Something reworked, or made up from old materials. 

  • A recomputation of the structure of a hash table, taking into account any newly added items. 

verb
  • To repeat with minor variation. 

  • To analyze a prior contentious or embarrassing event. 

  • To hash (chop food into small pieces) again. 

  • To recompute the structure of a hash table, taking into account any newly added items. 

rework

noun
  • Something redone, corrected or rebuilt. 

  • 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. 

  • The act of redoing, correcting, or rebuilding. 

verb
  • To redo, correct, or rebuild. 

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