caution vs gall

caution

verb
  • To warn; to alert, advise that caution is warranted. 

  • To give a yellow card 

noun
  • A formal warning given as an alternative to prosecution in minor cases. 

  • Security; guaranty; bail. 

  • A yellow card. 

  • Prudence when faced with, or when expecting to face, danger; care taken in order to avoid risk or harm. 

  • A careful attention to the probable effects of an act, in order that failure or harm may be avoided. 

gall

verb
  • To scoff; to jeer. 

  • To harass, to harry, often with the intent to cause injury. 

  • To impregnate with a decoction of gallnuts in dyeing. 

  • To cause pitting on a surface being cut from the friction between the two surfaces exceeding the bond of the material at a point. 

  • To exasperate. 

  • To chafe, to rub or subject to friction; to create a sore on the skin. 

  • To bother or trouble. 

noun
  • Impudence or brazenness; temerity, chutzpah. 

  • A feeling of exasperation. 

  • The gall bladder. 

  • A pit on a surface being cut caused by the friction between the two surfaces exceeding the bond of the material at a point. 

  • A sore on a horse caused by an ill-fitted or ill-adjusted saddle; a saddle sore. 

  • A blister or tumor-like growth found on the surface of plants, caused by burrowing of insect larvae into the living tissues, especially that of the common oak gall wasp Cynips quercusfolii. 

  • A bump-like imperfection resembling a gall. 

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