three-bagger vs threefold

three-bagger

noun

  • A triple. 

threefold

noun

  • An algebraic variety of dimension 3. 

verb

  • To make threefold; to triple. 

adj

  • triple 

  • three times as great 

adv

  • by a factor of three 

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