highly vs in earnest

highly

adv
  • In a high or esteemed manner. 

  • Extremely; greatly; very much. 

in earnest

adv
  • Having a sincere intent. 

  • With considerable commitment, determination, or effect; significantly. 

adj
  • Sincere; determined; truthful. 

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