accumulation vs deduction

accumulation

noun
  • The act of amassing or gathering, as into a pile. 

  • A mass of something piled up or collected. 

  • The concurrence of several titles to the same proof. 

  • The action of investors buying an asset from other investors when the price of the asset is low. 

  • The continuous growth of capital by retention of interest or savings. 

  • The practice of taking two higher degrees simultaneously, to reduce the length of study. 

  • The process of growing into a heap or a large amount. 

deduction

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

  • 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. 

  • 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 

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