deteriorated vs effete

deteriorated

adj
  • in a state of impaired quality or value 

effete

adj
  • Affected, overrefined. 

  • Decadent, weak through self-indulgence. 

  • Lacking strength or vitality; feeble, powerless, impotent. 

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