apprehension vs focusing

apprehension

noun
  • Opinion; conception; sentiment; idea. 

  • Anticipation, especially of unfavorable things such as dread or fear or the prospect of something unpleasant in the future. 

  • The faculty by which ideas are conceived or by which perceptions are grasped; understanding. 

  • The physical act of seizing or taking hold of (something); seizing. 

  • Perception; the act of understanding using one's intellect without affirming, denying, or passing any judgment 

  • The act of seizing or taking by legal process; arrest. 

focusing

noun
  • The action of the verb to focus. 

adj
  • Used for or pertaining to focusing. 

  • Pertaining to the direction of attention, effort, or energy to a particular audience or purpose over time. 

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