halfway vs intermediate

halfway

adv
  • Moderately; somewhat. 

  • Half of the way between two points; midway. 

intermediate

verb
  • To mediate, to be an intermediate. 

  • To arrange, in the manner of a broker. 

adj
  • Being between two extremes, or in the middle of a range. 

noun
  • Any substance formed as part of a series of chemical reactions that is not the end-product. 

  • An intermediary. 

  • Anything in an intermediate position. 

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