superhuman vs unconscionable

superhuman

adj
  • Beyond what is possible for a human being. 

noun
  • A human being with remarkable abilities or superpowers. 

unconscionable

adj
  • Not conscionable; unscrupulous and lacking principles or conscience. 

  • Excessive, imprudent or unreasonable. 

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