analogy vs parity

analogy

noun
  • A relationship of resemblance or equivalence between two situations, people, or objects, especially when used as a basis for explanation or extrapolation. 

  • The proportion or the equality of ratios. 

  • The correspondence of a word or phrase with the genius of a language, as learned from the manner in which its words and phrases are ordinarily formed; similarity of derivative or inflectional processes. 

parity

noun
  • Resemblance; analogy. 

  • A set with the property of having all of its elements belonging to one of two disjoint subsets, especially a set of integers split in subsets of even and odd elements. 

  • The number of delivered pregnancies reaching viable gestational age, usually between 20-28 weeks 

  • The number of times a sow has farrowed. 

  • Symmetry of interactions under spatial inversion. 

  • In reversi, the last move within a given sector of the board. 

  • The classification of an element of a set with parity into one of the two sets. 

  • Equality; comparability of strength or intensity. 

  • The count of one bits in a value, reduced to even or odd or zero or one. 

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