tranche vs write

tranche

verb
  • To divide into tranches. 

noun
  • A distinct subdivision of a single policyholder's benefits, typically relating to separate premium increments. 

  • One of a set of classes or risk maturities that compose a multiple-class security, such as a CMO or REMIC; a class of bonds. Collateralized mortgage obligations are structured with several tranches of bonds that have various maturities. 

  • A pension scheme's or scheme member's benefits relating to distinct accrual periods with different rules. 

  • A slice, section or portion. 

write

verb
  • To fill in, to complete using words. 

  • To sell (an option or other derivative). 

  • To paint a religious icon. 

  • To make known by writing; to record; to prove by one's own written testimony; often used reflexively. 

  • To impress durably; to imprint; to engrave. 

  • To convey a fact to someone via writing. 

  • To form letters, words or symbols on a surface in order to communicate. 

  • To show (information, etc) in written form. 

  • To send written information to. 

  • To be the author of (a book, article, poem, etc.). 

  • To record data mechanically or electronically. 

  • To be an author. 

noun
  • The operation of storing data, as in memory or onto disk. 

  • The act or style of writing. 

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