divergence vs offstand

divergence

noun
  • The degree to which two or more things diverge. 

  • The process in which two or more populations accumulate genetic changes (mutations) through time. 

  • the operator which maps a function F=(F₁, ... Fₙ) from a n-dimensional vector space to itself to the function ∑ᵢ₌₁ⁿ(∂F_i)/(∂x_i) 

offstand

noun
  • Offset; restitution. 

verb
  • To offset; compensate for; make restitution for. 

  • To endure against; stand or ward off; defend against; withstand; resist. 

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