dry rot vs yeast

dry rot

noun
  • A fungal infection which affects plants, in particular potatoes. 

  • The crumbly, friable decayed portions of wooden members of buildings, especially at or below grade, usually caused by a fungal infection. 

  • Any progression of decay, corruption, or obsolescence. 

yeast

noun
  • Candida, a ubiquitous fungus that can cause various kinds of infections in humans. 

  • A frothy foam. 

  • The resulting infection, candidiasis. 

  • baker's yeast, Saccharomyces cerevisiae 

  • A single-celled fungus of a wide variety of taxonomic families. 

  • A compressed cake or dried granules of this substance used for mixing with flour to make bread dough rise. 

  • brewer's yeast, certain species of Saccharomyces, principally Saccharomyces cerevisiae and Saccharomyces carlsbergensis. 

  • An often humid, yellowish froth produced by fermenting malt worts, and used to brew beer, leaven bread, and also used in certain medicines. 

verb
  • To ferment. 

  • To exaggerate. 

  • To rise. 

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