reverberant vs thundering

reverberant

adj
  • Tending to reverberate. 

  • Turned up sigmoidally, with the end pointing outward; reboundant. 

thundering

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

  • Producing a noise or effect like thunder; thunderous. 

  • Very great; extraordinary. 

noun
  • A loud percussive sound, like thunder. 

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