threefold vs triple

threefold

verb
  • To make threefold; to triple. 

adv
  • by a factor of three 

noun
  • An algebraic variety of dimension 3. 

adj
  • triple 

  • three times as great 

triple

verb
  • To multiply by three. 

  • To get a three-base hit. 

  • To become three times as large. 

  • To serve or operate as (something), in addition to two other functions. 

adj
  • Having three aspects. 

  • Of three times the quantity. 

  • Designed for three users. 

  • Made up of three related elements, often matching 

  • Folded in three; composed of three layers. 

  • Of time, three times as fast as very fast. 

noun
  • Three times or thrice the number, amount, size, etc.. 

  • A hamburger with three patties. 

  • A three-base hit. 

  • A three-point field goal. 

  • A drink with three portions of alcohol. 

  • A takeout shot in which three stones are removed from play. 

  • A sequence of three elements or 3-tuple. 

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