phlegmatic vs unsuspenseful

phlegmatic

adj
  • Not easily excited to action or passion; calm; sluggish. 

  • Generating, causing, or full of phlegm. 

noun
  • One who has a phlegmatic disposition. 

unsuspenseful

adj
  • Lacking excitement; anticlimactic; not suspenseful. 

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