increase vs magnify

increase

verb
  • To make (a quantity, etc.) larger. 

  • To multiply by the production of young; to be fertile, fruitful, or prolific. 

  • To become more nearly full; to show more of the surface; to wax. 

  • (of a quantity, etc.) To become larger or greater. 

noun
  • The creation of one or more new stitches; see Increase (knitting). 

  • For a quantity, the act or process of becoming larger 

  • Offspring, progeny 

  • An amount by which a quantity is increased. 

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 increase and magnify occurred in a corpus of books? (source: Google Ngram Viewer )