infer vs presume

infer

verb
  • To lead to (something) as a consequence; to imply. 

  • To introduce (something) as a reasoned conclusion; to conclude by reasoning or deduction, as from premises or evidence. 

presume

verb
  • To assume or suggest to be true (without proof); to take for granted, to suppose. 

  • To be presumptuous; with on, upon, to take advantage (of), to take liberties (with). 

  • To take as a premise; to assume for the sake of argument. 

  • With infinitive object: to be so presumptuous as (to do something) without proper authority or permission. 

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