brutish vs earthbound

brutish

adj
  • Bestial; lacking human sensibility 

  • Of, or in the manner of a brute 

earthbound

adj
  • Unimaginative or mundane. 

  • Heading towards Earth. 

  • Confined to the Earth; unable to leave Earth, either physically or spiritually. 

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