adjunct vs necessity

adjunct

adj
  • Added to a faculty or staff in a secondary position. 

  • Connected in a subordinate function. 

noun
  • An unmalted grain or grain product that supplements the main mash ingredient. 

  • A dispensable phrase in a clause or sentence that modifies its meaning. 

  • A constituent which is both the daughter and the sister of an X-bar. 

  • Symploce. 

  • One of a pair of morphisms which relate to each other through a pair of adjoint functors. 

  • A person associated with another, usually in a subordinate position; a colleague. 

  • A key or scale closely related to another as principal; a relative or attendant key. 

  • An appendage; something attached to something else in a subordinate capacity. 

necessity

noun
  • Something which makes an act or an event unavoidable; an irresistible force; overruling power. 

  • Greater utilitarian good; used in justification of a criminal act. 

  • Indispensable requirements (of life). 

  • The negation of freedom in voluntary action; the subjection of all phenomena, whether material or spiritual, to inevitable causation; necessitarianism. 

  • The condition of being needy; desperate need; lack. 

  • Something necessary; a requisite; something indispensable. 

  • The quality or state of being necessary, unavoidable, or absolutely requisite. 

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