effectively vs largely

effectively

adv
  • In an efficient or effective manner; with powerful effect. 

  • Essentially, in effect, for all practical purposes. 

largely

adv
  • On a large scale; amply. 

  • For the most part; mainly or chiefly. 

  • In a widespread or large manner. 

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