consideration vs understanding

consideration

noun
  • Importance, claim to notice, regard. 

  • Something considered as a reason or ground for a (possible) decision. 

  • The tendency to consider others. 

  • The thought process of considering, of taking multiple or specified factors into account (with of being the main corresponding adposition). 

  • A payment or other recompense for something done. 

  • A matter of inducement for something promised; something valuable given as recompense for a promise, which causes the promise to become binding as a contract. 

understanding

noun
  • Opinion, judgement or outlook. 

  • An informal contract; mutual agreement. 

  • A reconciliation of differences. 

  • The act of one that understands or comprehends; comprehension; knowledge; discernment. 

  • Sympathy. 

  • Reason or intelligence, ability to grasp the full meaning of knowledge, ability to infer. 

adj
  • Showing compassion, tolerance, and forbearance. 

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