far-out vs otherlandish

far-out

adj
  • Very unusual, eccentric or unconventional 

  • Used other than figuratively or idiomatically: see far, out. 

otherlandish

adj
  • Otherworldly or outlandish. 

  • Pertaining to other lands; foreign, nondomestic. 

How often have the words far-out and otherlandish occurred in a corpus of books? (source: Google Ngram Viewer )