tailor vs variate

tailor

verb
  • To make or adapt (something) for a specific need. 

  • To restrict (something) in order to meet a particular need. 

  • To make, repair, or alter clothes. 

noun
  • The bluefish (Pomatomus saltatrix). 

  • A person who makes, repairs, or alters clothes professionally, especially suits and men's clothing. 

variate

verb
  • To alter; to vary; to make or become different. 

noun
  • The measured magnitude of a variable. 

  • random variable 

  • A variable, often the set of x values plotted on a graph. 

  • A measurable quantity capable of taking on a number of values. 

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