denature vs turn around

denature

verb
  • To take away a natural characteristic or inherent property of (a thing or a person). 

  • To combine fissile material with nonfissile material in order to prevent its use in an atomic weapon. 

  • To alter its original form or state, especially of a protein, by heat, acidity etc. 

  • To add something to (alcohol) that makes it unsuitable for consumption but leaves it suitable for most other purposes. 

turn around

verb
  • To consider from a different viewpoint. 

  • (often with a unit of time) To produce; to output; to generate. 

  • To change drastically in a fundamental way, often for the better; to change to the opposite (opinion or position). 

  • To suddenly change or reverse one's opinion, point of view, stated position, behaviour, etc. 

  • To reverse an expected outcome (of a game, etc.), usually from a losing outcome to a winning one; to return (a business, department, etc.) to effectiveness, profitability, etc. 

  • To physically rotate (usually around a vertical axis) for a half turn (180 degrees), a whole turn (360 degrees), or an indefinite amount. 

  • To convert (an agent) to work for one's own side. 

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