fixed vs sessile

fixed

adj
  • Chemically stable. 

  • Of sound, recorded on a permanent medium. 

  • Resolved; corrected. 

  • Surgically rendered infertile (spayed, neutered or castrated). 

  • Not changing, not able to be changed, staying the same. 

  • Repaired 

  • Attached; affixed. 

  • Supplied with what one needs. 

  • Stationary. 

  • Rigged; fraudulently prearranged. 

sessile

adj
  • Permanently attached to a substrate; not free to move about. 

  • Attached directly by the base; not having an intervening stalk; stalkless. 

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