enhanced vs supplementary

enhanced

adj
  • Having suffered the use of anabolic steroids or other performance-enhancing drugs. 

  • In a version or form that has been improved or made better than some other standard form. 

  • Raised up, amplified. 

supplementary

adj
  • Additional; added to supply what is wanted. 

noun
  • Something additional; an extra. 

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