incommensurable vs several

incommensurable

noun
  • An incommensurable value or quantity; an irrational number. 

adj
  • Not able to be measured by the same standards as another term in the context. 

  • having a ratio that is not expressible as a fraction of two integers. 

  • having no common integer divisor except 1. 

several

noun
  • Each particular taken singly; an item; a detail; an individual. 

adv
  • By itself; severally. 

adj
  • A number of different; various. 

  • Separable, capable of being treated separately. 

det
  • Consisting of a number more than two but not very many. 

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