settled vs unsteady

settled

adj
  • Comfortable and at ease, especially after a period of change or unrest. 

unsteady

verb
  • To render unsteady, removing balance. 

adj
  • Inconstant in purpose, or volatile in behavior. 

  • Lacking regularity or uniformity. 

  • Not held firmly in position, physically unstable. 

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