repercussion vs reverb

repercussion

noun
  • Rapid reiteration of the same sound. 

  • In a vaginal examination, the act of imparting through the uterine wall with the finger a shock to the foetus, so that it bounds upward, and falls back again against the examining finger. 

  • The subsidence of a tumour or eruption by the action of a repellent. 

  • The act of driving back, or the state of being driven back; reflection; reverberation. 

  • A consequence or ensuing result of some action. 

reverb

noun
  • An electronic effect which simulates echoes or reverberations in the sound signal being processed. 

verb
  • To apply a reverb (electronic echo effect) to. 

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