blemish vs flaw

blemish

noun
  • A small flaw which spoils the appearance of something, a stain, a spot. 

  • A moral defect; a character flaw. 

verb
  • To tarnish (reputation, character, etc.); to defame. 

  • To spoil the appearance of. 

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 blemish and flaw occurred in a corpus of books? (source: Google Ngram Viewer )