heroic vs symbolical

heroic

adj
  • Of or relating to a hero or heroine; supremely noble 

  • Courageous; displaying heroism. 

  • Of a size larger than life, but less than colossal. 

noun
  • A heroic verse. 

symbolical

adj
  • Synonym of symbolic 

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