disconnection vs liquefaction

disconnection

noun
  • Absence of rapport; the nonexistence of, or a breakdown of, effective communication. 

  • Severance of a physical connection. 

  • Unexpected termination of a telephone connection. 

liquefaction

noun
  • The liquid or semiliquid that results from this process. 

  • Process of being, or state of having been, made liquid (from either a solid or a gas) 

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