solo vs unrepeatable

solo

adv
  • Alone, without a companion. 

noun
  • A job or performance done by one person alone. 

  • A piece of music for one performer. 

  • A card game similar to whist in which each player plays against the others in turn without a partner 

  • A single shot of espresso. 

  • An instance of soloing the football. 

verb
  • To perform something in the absence of anyone else. 

  • To drop the ball and then toe-kick it upward into the hands. 

  • To perform a solo. 

adj
  • Of, or relating to, a musical solo. 

  • Without a companion or instructor. 

unrepeatable

adj
  • (of an experiment or procedure) That gives different results when repeated 

  • Unable to be repeated 

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