snow vs unravel

snow

verb
  • To hoodwink someone, especially by presenting confusing information. 

  • To bluff in draw poker by refusing to draw any cards. 

  • To have snow fall from the sky. 

noun
  • The frozen, crystalline state of water that falls as precipitation. 

  • The moving pattern of random dots displayed on a television, etc., when no transmission signal is being received. 

  • marine snow 

  • A square-rigged vessel, differing from a brig only in that she has a trysail mast close abaft the mainmast, on which a large trysail is hoisted. 

  • A snowfall; a blanket of frozen, crystalline water. 

  • Cocaine. 

  • Any similar frozen form of a gas or liquid. 

  • A shade of the color white. 

unravel

verb
  • To separate the connected or united parts of; to throw into disorder; to confuse. 

  • To separate the threads (of); disentangle. 

  • To become separated; (of something woven, knitted, etc.) to come apart. 

  • To clear from complication or difficulty; to unfold; to solve. 

  • To become undone; to collapse. 

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