at ease vs dissatisfied

at ease

prep
  • Allowed to refrain from being in rigid formation. 

  • Free of anxiety; not stressed or tense. 

  • In a relaxed position with the feet apart rather than at attention. 

dissatisfied

adj
  • Feeling or displaying disappointment or a lack of contentment. 

  • Not satisfied (e.g. with the quality of something). 

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