deficient vs lame

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). 

lame

noun
  • A stupid or undesirable person. 

  • A lamina; a thin layer or plate of material, as in certain kinds of armor. 

  • A set of joined overlapping metal plates. 

  • Kitchen tool for scoring bread dough before baking. 

verb
  • To cause (a person or animal) to become lame. 

adj
  • Moving with pain or difficulty on account of injury, defect or temporary obstruction of a function. 

  • Unable to walk properly because of a problem with one's feet or legs. 

  • Hobbling; limping; inefficient; imperfect. 

  • Failing to be cool, funny, interesting or relevant. 

  • Unconvincing or unbelievable. 

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