shorthand vs tachygraphy

shorthand

noun
  • A rough and rapid method of writing by substituting symbols for letters, words, etc. 

  • Any brief or shortened way of saying or doing something. 

verb
  • To write in shorthand. 

  • To use a brief or shortened way of saying or doing something. 

  • To render (spoken or written words) into shorthand. 

tachygraphy

noun
  • The art and practice of rapid writing. 

  • Stenography or shorthand as done in ancient and medieval times. 

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