clobbering vs trashing

clobbering

noun
  • A beating; a thrashing; a thorough defeat. 

adj
  • That clobbers. 

trashing

noun
  • The act by which something is trashed. 

  • Dumpster diving. 

  • A tradition of throwing food, confetti, etc. over students after their final examinations. 

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