deficient vs gentleman

deficient

noun
  • A person who is deficient. 

adj
  • Insufficient or inadequate in amount. 

  • Lacking something essential; often construed with in. 

  • Of a number n, Having the sum of divisors σ(n)<2n, or, equivalently, the sum of proper divisors (or aliquot sum) s(n). 

gentleman

noun
  • An effeminate or oversophisticated man. 

  • Any well-bred, well-mannered, or charming man. 

  • Any man. 

  • An amateur or dabbler in any field, particularly those of independent means. 

  • An amateur player, particularly one whose wealth permits him to forego payment. 

  • A man of gentle but not noble birth, particularly a man of means (originally ownership of property) who does not work for a living but has no official status in a peerage; (UK law) an armiferous man ranking below a knight. 

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