gallantly vs mightily

gallantly

adv
  • In a brave or valiant manner. 

  • In a gallant or gentlemanly manner; with social graces. 

mightily

adv
  • In a mighty manner; with strength or force. 

  • Enormously, to a great extent. 

  • Thoroughly; entirely. 

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