comparison vs relation

comparison

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

  • 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. 

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

  • A simile. 

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

  • 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. 

relation

noun
  • The manner in which two things may be associated. 

  • A set of ordered tuples. 

  • A set of ordered tuples retrievable by a relational database; a table. 

  • The act of intercourse. 

  • Specifically, a set of ordered pairs; a binary relation. 

  • The act of relating a story. 

  • A member of one's extended family; a relative. 

  • A statement of equality of two products of generators, used in the presentation of a group. 

  • A subobject of a product of objects. 

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