amorality vs low-mindedness

amorality

noun
  • Lack or absence of morality. 

  • The metaethical belief that nothing is morally right or morally wrong, that morality does not exist. 

low-mindedness

noun
  • The characteristic of being low-minded; vulgarity or lack of honor. 

How often have the words amorality and low-mindedness occurred in a corpus of books? (source: Google Ngram Viewer )