apprehend vs recognize

apprehend

verb
  • To have a conception of (something); to consider, to regard. 

  • To be or become aware of (something); to perceive. 

  • To seize or take (something); to take hold of. 

  • To understand. 

  • To be of opinion, believe, or think; to suppose. 

  • To seize or take (a person) by legal process; to arrest. 

  • To be apprehensive; to fear. 

  • To anticipate (something, usually unpleasant); especially, to anticipate (something) with anxiety, dread, or fear; to dread, to fear. 

  • To acknowledge the existence of (something); to recognize. 

  • To take hold of (something) with understanding; to conceive (something) in the mind; to become cognizant of; to understand. 

recognize

verb
  • To acknowledge or consider (as being a certain thing or having a certain quality or property). 

  • To match (something or someone which one currently perceives) to a memory of some previous encounter with the same person or thing. 

  • To realize or discover the nature of something; apprehend quality in. 

  • To show formal appreciation of, as with an award, commendation etc. 

  • to cognize again 

  • To have the property to bind to specific antigens. 

  • To acknowledge the existence or legality of; to treat as valid or worthy of consideration. 

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