fault vs flaw

fault

noun
  • A defect; something that detracts from perfection. 

  • A characteristic, positive or negative or both, which subjects a person or thing to increased risk of danger. 

  • In coal seams, coal rendered worthless by impurities in the seam. 

  • A mistake or error. 

  • An illegal serve. 

  • A lost scent; act of losing the scent. 

  • Blame; the responsibility for a mistake. 

  • A fracture in a rock formation causing a discontinuity. 

  • A weakness of character; a failing. 

  • A minor offense. 

  • An abnormal connection in a circuit. 

verb
  • To commit a mistake or error. 

  • To fracture. 

  • To undergo a page fault. 

  • To criticize, blame or find fault with something or someone. 

flaw

noun
  • A defect, fault, or imperfection, especially one that is hidden. 

  • A storm of short duration. 

  • An inclusion, stain, or other defect of a diamond or other gemstone. 

  • A sudden burst of noise and disorder 

  • A crack or breach, a gap or fissure; a defect of continuity or cohesion. 

  • A defect or error in a contract or other document which may make the document invalid or ineffective. 

  • A sudden burst or gust of wind of short duration; windflaw. 

verb
  • To add a flaw to, to make imperfect or defective. 

  • To become imperfect or defective; to crack or break. 

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