heedlessness vs thought

heedlessness

noun
  • The state or character of being heedless 

thought

noun
  • The careful consideration of multiple factors; deliberation. 

  • A very small amount, distance, etc.; a whit or jot. 

  • A way of thinking (associated with a group, nation or region). 

  • The operation by which mental activity arise or are manipulated; the process of thinking; the agency by which thinking is accomplished. 

  • Anxiety, distress. 

  • Representation created in the mind without the use of one's faculties of vision, sound, smell, touch, or taste; an instance of thinking. 

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