deduction vs proofreading

deduction

noun
  • A process of reasoning that moves from the general to the specific, in which a conclusion follows necessarily from the premises presented, so that the conclusion cannot be false if the premises are true. 

  • A conclusion; that which is deduced, concluded or figured out 

  • The ability or skill to deduce or figure out; the power of reason 

  • That which is deducted; that which is subtracted or removed 

  • A sum that can be removed from tax calculations; something that is written off 

proofreading

noun
  • The act or process by which a document is proofread. 

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