far-out vs offbeat

far-out

adj
  • Very unusual, eccentric or unconventional 

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

offbeat

adj
  • Unusual; unconventional; not ordinary. 

noun
  • The beats not normally accented in a measure. 

  • An unconventional person, someone who does not follow the beat, who chooses not to conform. 

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