beetroot vs permeate

beetroot

noun
  • The edible part of the root of a beet plant, raw or prepared. 

  • A normally deep-red-coloured root vegetable usually cooked or pickled before eating; Synonym of beet. 

verb
  • To turn a bright red or purple colour. 

permeate

noun
  • A watery by-product of milk production. 

  • Liquid that has passed through a filtration system. 

verb
  • To pass through the pores or interstices of; to penetrate and pass through without causing rupture or displacement; applied especially to fluids which pass through substances of loose texture 

  • To enter and spread through; to pervade. 

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