bleach vs launder

bleach

verb
  • To make meaningless; to divest of meaning; to make empty. 

  • To be whitened or lightened (by the sun, for example). 

  • To lose color due to stress-induced expulsion of symbiotic unicellular algae. 

  • To treat with bleach, especially so as to whiten (fabric, paper, etc.) or lighten (hair). 

noun
  • A variety of bleach. 

  • A chemical, such as sodium hypochlorite or hydrogen peroxide, or a preparation of such a chemical, used for disinfecting or whitening. 

  • A disease of the skin. 

  • An act of bleaching; exposure to the sun. 

launder

verb
  • To wash; to wash, and to smooth with a flatiron or mangle; to wash and iron. 

  • To disguise the source of (ill-gotten wealth) by various means. 

noun
  • A gutter (for rainwater). 

  • A trough or channel carrying water to the wheel of a watermill. 

  • A trough used by miners to receive powdered ore from the box where it is beaten, or for carrying water to the stamps, or other apparatus for comminuting (sorting) the ore. 

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