freely vs lightheartedly

freely

adv
  • In a free manner. 

  • Without interference or restriction. 

  • Of one's own free will. 

adj
  • Free; frank. 

  • Generous; noble; excellent; beautiful; lovely. 

lightheartedly

adv
  • In a lighthearted manner, cheerfully, with joy. 

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