barrage vs onslaught

barrage

noun
  • A concentrated discharge of projectile weapons. 

  • Type of firework containing a mixture of firework types in one single-ignition package. 

  • A "next hit wins" contest to determine the winner of a bout in case of a tie. 

  • A heavy curtain of artillery fire directed in front of one's own troops to screen and protect them. 

  • An artificial obstruction, such as a dam, in a river designed to increase its depth or to divert its flow. 

  • An overwhelming outburst of words, especially of criticism. 

verb
  • To direct a barrage at. 

onslaught

noun
  • A fierce attack. 

  • A large number of people or things resembling an attack. 

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