chiefly vs grandly

chiefly

adv
  • Especially or primarily; above all. 

  • Mainly or principally; almost entirely. 

adj
  • of or relating to a chief 

grandly

adv
  • To the greatest extent. 

  • In a grand manner. 

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