unravel vs wonder

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. 

wonder

verb
  • To be affected with surprise or admiration; to be struck with astonishment; to be amazed; to marvel; often followed by at. 

  • To ponder; to feel doubt and curiosity; to query in the mind. 

noun
  • Something that causes amazement or awe; a marvel. 

  • A kind of donut; a cruller. 

  • Someone very talented at something, a genius. 

  • A mental pondering, a thought. 

  • The sense or emotion which can be inspired by something curious or unknown; surprise; astonishment, often with awe or reverence. 

  • Something astonishing and seemingly inexplicable. 

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