plash vs thunder

plash

verb
  • To cause a splash. 

  • To cut partly, or to bend and intertwine the branches of. 

  • To splash or sprinkle with colouring matter. 

  • To bend down a bough (in order to pick fruit from it). 

  • To splash. 

noun
  • A splash, or the sound made by a splash. 

  • A small pool of standing water; a puddle. 

  • A sudden downpour. 

  • The branch of a tree partly cut or bent, and bound to, or intertwined with, other branches. 

thunder

verb
  • To make a noise like thunder. 

  • To say (something) with a loud, threatening voice. 

  • To produce thunder; to sound, rattle, or roar, as a discharge of atmospheric electricity. 

  • To (make something) move very fast (with loud noise). 

  • To produce something with incredible power. 

noun
  • The spotlight. 

  • An alarming or startling threat or denunciation. 

  • The loud rumbling, cracking, or crashing sound caused by expansion of rapidly heated air around a lightning bolt. 

  • A deep, rumbling noise resembling thunder. 

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