pelter vs waterspout

pelter

noun
  • A pelting; a shower of missiles, rain, anger, etc. 

  • One who pelts. 

verb
  • To pelt. 

waterspout

noun
  • A plume of water rising from the surface of a body of water as the result of an impact or explosion. 

  • A whirlwind that forms over water, not associated with a mesocyclone of a thunderstorm (contrary to a true tornado). 

  • A true tornado that passes over a body of water. 

  • A channel through which water is discharged, especially from the gutters of a roof. 

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