exuberant vs lacking

exuberant

adj
  • Very high-spirited; extremely energetic and enthusiastic. 

  • Abundant, luxuriant. 

lacking

adj
  • Missing or not having enough of (a good quality, etc). 

noun
  • The absence of something; a lack. 

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