blotch vs dot

blotch

noun
  • An irregularly shaped area. 

  • An uneven patch of color or discoloration. 

  • A bright or dark spot on old film caused by dirt and loss of the gelatin covering the film, due to age and poor film quality. 

  • A dark spot on the skin; a pustule. 

  • Blotting paper. 

  • Any of various crop diseases that cause the plant to form spots. 

  • Imperfection; blemish on one’s reputation, stain. 

verb
  • To develop blotches, to become blotchy. 

  • To mark with blotches. 

dot

noun
  • A small, round spot. 

  • A symbol used for separating the fractional part of a decimal number from the whole part, for indicating multiplication or a scalar product, or for various other purposes. 

  • buckshot, projectile from a "dotty" or shotgun 

  • A dot ball. 

  • One of the two symbols used in Morse code. 

  • A punctuation mark used to indicate the end of a sentence or an abbreviated part of a word; a full stop; a period. 

  • A point used as a diacritical mark above or below various letters of the Latin script, as in Ȧ, Ạ, Ḅ, Ḃ, Ċ. 

  • Anything small and like a speck comparatively; a small portion or specimen. 

  • A dowry. 

verb
  • To punch (a person). 

  • To mark or diversify with small detached objects. 

  • To cover with small spots (of some liquid). 

  • To add a dot (the symbol) or dots to. 

  • To mark by means of dots or small spots. 

prep
  • Dot product of the previous vector and the following vector. 

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