oomph vs thundering

oomph

noun
  • A bassy grunting or thudding sound. 

  • Strength, power, passion or effectiveness; clout. 

  • Sex appeal. 

verb
  • To produce a bassy grunting or thudding sound. 

thundering

noun
  • A loud percussive sound, like thunder. 

adj
  • Of, pertaining to, or accompanied by thunder. 

  • Producing a noise or effect like thunder; thunderous. 

  • Very great; extraordinary. 

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