coolness vs tenseness

coolness

noun
  • Indifference; lack of passion or interest. 

  • The state of being cool, i.e. calm. 

  • The state of being cool, i.e. good or pleasing. 

  • The result or product of being cool, i.e. good or pleasing. 

  • The state of being cool, i.e. chilly. 

  • The result or product of being cool, i.e. chilly. 

tenseness

noun
  • A particular vowel or consonant quality that is phonemically contrastive in many languages, including English. 

  • The characteristic of being tense. 

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