forethought vs wariness

forethought

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

  • Anticipation. 

  • Provident care; prudence. 

adj
  • Thought of, or planned, beforehand. 

wariness

noun
  • precautionary forethought to avoid harm or risk 

  • vigilance or the condition of being alert 

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