superterrestrial vs telluric

superterrestrial

adj
  • Above the Earth or earthly concerns. 

telluric

adj
  • Pertaining to the Earth, earthly 

  • Containing tellurium in a lower valency than in tellurous compounds. 

noun
  • Synonym of telluric current 

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