fewness vs multiplicity

fewness

noun
  • The state, quality, or condition of being few. 

multiplicity

noun
  • The number of values for which a given condition holds. 

  • The condition of a single body/person displaying multiple distinct personas. 

  • A large indeterminate number. 

  • The number of instances that can occur on a given end of a relationship, including 0..1, 1, 0..* or *, and 1..*. 

  • The state of being made of multiple diverse elements. 

  • The number of microstates associated with a given macrostate. 

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