reassuring vs unearthly

reassuring

adj
  • That reassures; causing comfort or confidence. 

noun
  • reassurance 

unearthly

adj
  • Ideal beyond the mundane. 

  • Ridiculous, ludicrous, or outrageous. 

  • Preternatural or supernatural. 

  • Strange, enigmatic, or mysterious. 

  • Not of the earth; non-terrestrial. 

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