blur vs dirty

blur

verb
  • To smear, stain or smudge. 

  • To cause imperfection of vision in; to dim; to darken. 

  • To become indistinct. 

  • To transfer the input focus away from. 

  • To make indistinct or hazy, to obscure or dim. 

noun
  • Something that appears hazy or indistinct 

  • A smear, smudge or blot 

adj
  • In a state of doubt or confusion. 

dirty

verb
  • To stain or tarnish (somebody) with dishonor. 

  • To debase by distorting the real nature of (something). 

  • To make (something) dirty. 

  • To become soiled. 

adj
  • Containing data needing to be written back to memory or disk. 

  • Unclean; covered with or containing unpleasant substances such as dirt or grime. 

  • Dishonourable; violating accepted standards or rules. 

  • Corrupt, illegal, or improper. 

  • Having the undercarriage or flaps in the down position. 

  • Morally unclean; obscene or indecent, especially sexually. 

  • Carrying illegal drugs among one's possessions or inside of one's bloodstream. 

  • Sleety; gusty; stormy. 

  • Of an alcoholic beverage, especially a cocktail or mixed drink: served with the juice of olives. 

  • Of color, discolored by impurities. 

  • Spreading harmful radiation over a wide area. 

  • Of food, indulgent in an unhealthy way. 

  • That makes one unclean; corrupting, infecting. 

  • Out of tune. 

  • Used as an intensifier, especially in conjunction with "great". 

adv
  • In a dirty manner. 

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