calculation vs forethought

calculation

noun
  • An expectation based on circumstances. 

  • Reckoning, estimate. 

  • The result of calculating. 

  • The act or process of calculating. 

  • The act or process of imagining sequences of potential moves and responses without actually moving the pieces. 

forethought

noun
  • Anticipation. 

  • Provident care; prudence. 

  • Thinking beforehand or in advance, planning; prior or previous consideration; premeditation. 

adj
  • Thought of, or planned, beforehand. 

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