regally vs superiorly

regally

adv
  • In a regal manner, in the way of, or befitting, royalty. 

superiorly

adv
  • In a superior manner. 

  • above; in a superior position. 

adj
  • in an superior way; to the greatest degree 

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