stoker vs wetter

stoker

noun
  • A device for stoking a fire; a poker. 

  • A person who stokes, especially one on a steamship or steam train, who stokes coal in the boilers. 

  • A person who pedals on the back of a tandem bicycle. 

  • A device that feeds coal into a furnace, etc., automatically. 

wetter

noun
  • A wetting agent or surfactant. 

  • A bedwetter. 

  • A knife which is apt to do wettings (stabbings). 

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