retrench vs uncompact

retrench

verb
  • To confine; to limit; to restrict. 

  • To furnish with a retrenchment (a defensive work within a fortification). 

  • To dig or redig a trench where one already exists. 

  • To terminate the employment of a worker to reduce the size of a workforce; to make redundant. 

  • To abridge; to curtail. 

  • To cut down or reduce. 

  • To live less expensively; to economize. 

  • To take up a new defensive position. 

uncompact

verb
  • To expand from a compacted state; to uncompress computer data etc. 

adj
  • Not compact; incompact. 

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