comparison vs polar opposite

comparison

noun
  • With a negation, the state of being similar or alike. 

  • The faculty of the reflective group which is supposed to perceive resemblances and contrasts. 

  • An evaluation of the similarities and differences of one or more things relative to some other or each other. 

  • That to which, or with which, a thing is compared, as being equal or like; illustration; similitude. 

  • The act of comparing or the state or process of being compared. 

  • A simile. 

  • A feature in the morphology or syntax of some languages whereby adjectives and adverbs are inflected to indicate the relative degree of the property they define exhibited by the word or phrase they modify or describe. 

polar opposite

noun
  • The complete opposite, opposite in every way. 

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