economical vs far-out

economical

adj
  • Saving money or resources. 

  • Careful with money so as not to spend too much; prudent; thrifty. 

far-out

adj
  • Very unusual, eccentric or unconventional 

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

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