exult vs prate

exult

verb
  • To rejoice; to be very happy, especially in triumph. 

prate

noun
  • Talk to little purpose; trifling talk; unmeaningful loquacity. 

verb
  • To talk much and to little purpose; to be loquacious; to speak foolishly. 

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