collate vs differentiate

collate

verb
  • To examine diverse documents and so on, to discover similarities and differences. 

  • To admit a cleric to a benefice; to present and institute in a benefice, when the person presenting is both the patron and the ordinary; followed by to. 

  • To assemble something in a logical sequence. 

  • To sort multiple copies of printed documents into sequences of individual page order, one sequence for each copy, especially before binding. 

differentiate

verb
  • To perceive the difference between things; to discriminate. 

  • To (cause to) go through a process of development called differentiation; to make or become different in form or function. 

  • To recognize a distinction or difference between two things. 

  • To make different; to change, modify. 

  • To calculate the derivative of a function. 

  • To calculate the differential of a function of multiple variables. 

  • To teach a lesson in multiple different ways in order to meet the needs of more or less advanced students. 

noun
  • Something that has been differentiated or stratified. 

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