bizarre vs superhuman

bizarre

adj
  • Strangely unconventional; highly unusual and different from common experience, often in an extravagant, fantastic, and/or conspicuous way. 

superhuman

adj
  • Beyond what is possible for a human being. 

noun
  • A human being with remarkable abilities or superpowers. 

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