blemish vs speckle

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. 

speckle

noun
  • A small spot or speck on the skin, plumage or foliage. 

  • Kind; sort. 

  • A cluster of interchromatin granules in a nucleus. 

  • The random distribution of light when it is scattered by a rough surface. 

verb
  • To mark with speckles. 

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