amplify vs magnify

amplify

verb
  • To render larger, more extended, or more intense. 

  • To add content that is not present in the source text to the target text, usually to improve the fluency of the translation. 

  • To increase the amplitude of something, especially of an electric current. 

  • To enlarge by addition or commenting; to treat copiously by adding particulars, illustrations, etc.; to expand. 

magnify

verb
  • To make (something) larger or more important. 

  • To make (something) appear larger by means of a lens, magnifying glass, telescope etc. 

  • To praise, glorify (someone or something, especially God). 

  • To make (someone or something) appear greater or more important than it is; to intensify, exaggerate. 

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