coin toss vs welter

coin toss

noun
  • A particular instance where a coin is launched in the air, and whichever side that it lands on finalises a decision. 

  • An uncertain selection between two outcomes of similar likelihood, or between two objects of similar quality. 

welter

noun
  • A tossing or rolling about. 

  • A general confusion or muddle, especially of a large number of items. 

verb
  • To roll around; to wallow. 

  • To wither; to wilt. 

  • To rise and fall, to tumble over, to roll. 

  • To revel, luxuriate. 

adj
  • Heavyweight. 

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