structure vs tranche

structure

noun
  • A cohesive whole built up of distinct parts. 

  • The overall form or organization of something. 

  • The underlying shape of a solid. 

  • Underwater terrain or objects (such as a dead tree or a submerged car) that tend to attract fish 

  • A body, such as a political party, with a cohesive purpose or outlook. 

  • A set along with a collection of finitary functions and relations. 

  • Several pieces of data treated as a unit. 

  • A set of rules defining behaviour. 

verb
  • To give structure to; to arrange. 

tranche

noun
  • A slice, section or portion. 

  • 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. 

verb
  • To divide into tranches. 

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