sequester vs tranche

sequester

verb
  • To separate in order to store. 

  • To cause (one) to submit to the process of sequestration; to deprive (one) of one's estate, property, etc. 

  • To prevent an ion in solution from behaving normally by forming a coordination compound 

  • To remove (certain funds) automatically from a budget. 

  • To separate from all external influence; to seclude; to withdraw. 

  • To renounce (as a widow may) any concern with the estate of her husband. 

  • To set apart; to put aside; to remove; to separate from other things. 

  • To seize and hold enemy property. 

  • To withdraw; to retire. 

  • To temporarily remove (property) from the possession of its owner and hold it as security against legal claims. 

noun
  • sequestration; separation 

  • A person with whom two or more contending parties deposit the subject matter of the controversy; one who mediates between two parties; a referee 

  • A sequestrum. 

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. 

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