cojoin vs conjugate

cojoin

verb
  • To join together; to conjoin. 

conjugate

verb
  • To join together, to unite; to juxtapose. 

  • To multiply on the left by one element and on the right by its inverse. 

  • To inflect (a verb) for each person, in order, for one or more tenses; to list or recite its principal parts. 

  • To temporarily fuse, exchanging or transferring DNA. 

noun
  • Given a field extension L / K and an element α ∈ L, any other element β ∈ L that is another root of the minimal polynomial of α over K. 

  • An explementary angle. 

  • A word agreeing in derivation with another word, and therefore generally resembling it in meaning. 

  • A complex conjugate. 

  • A weak and a strong antigen covalently linked together 

  • Any entity formed by joining two or more smaller entities together. 

  • More generally, any of a set of irrational or complex numbers that are zeros of the same polynomial with integral coefficients. 

adj
  • Presenting themselves simultaneously and having reciprocal properties; said of quantities, points, lines, axes, curves, etc. 

  • United in pairs; yoked together; coupled. 

  • Agreeing in derivation and radical signification; said of words. 

  • In single pairs; coupled. 

  • Containing two or more radicals supposed to act the part of a single one. 

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