gently vs kindly

gently

adv
  • In a gentle manner; to a gentle degree. 

  • Without strong force or quickness: softly, lightly. 

  • From a gentle or high-class family. 

  • Quietly: without much noise or motion. 

kindly

adv
  • In a kind manner, out of kindness. 

  • Kind of, somewhat. 

  • In a favourable way. 

  • With kind acceptance; used with take. 

  • Used to make a polite request: please. 

adj
  • Having a kind personality; kind, warmhearted, sympathetic. 

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