uncompact vs unshackle

uncompact

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

adj
  • Not compact; incompact. 

unshackle

verb
  • To remove restrictions or inhibitions; to allow full freedom and power. 

  • To remove shackles from someone or something. 

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