sliver vs tranche

sliver

noun
  • A long piece cut or rent off; a sharp, slender fragment; a splinter. 

  • A narrow high-rise apartment building. 

  • A strand, or slender roll, of cotton or other fiber in a loose, untwisted state, produced by a carding machine and ready for the roving or slubbing which precedes spinning. 

  • Specifically, a splinter caught under the skin. 

  • Bait made of pieces of small fish. Compare kibblings. 

  • A small amount of something; a drop in the bucket; a shred. 

verb
  • To cut or divide into long, thin pieces, or into very small pieces; to cut or rend lengthwise; to slit. 

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 sliver and tranche occurred in a corpus of books? (source: Google Ngram Viewer )