fender-bender vs smashup

fender-bender

noun
  • A minor accident involving at least one motor vehicle. 

smashup

noun
  • A violent collision involving one or more vehicles. 

  • An instance or the result of smashing; that which has been smashed into pieces. 

  • An abrupt, damaging breakdown or failure. 

How often have the words fender-bender and smashup occurred in a corpus of books? (source: Google Ngram Viewer )