disembodied vs insubstantial

disembodied

adj
  • Having no material body, immaterial; incorporeal or insubstantial. 

  • Of a body part, separated from the body. 

insubstantial

adj
  • Lacking substance; not real or strong. 

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