head-on vs train wreck

head-on

noun
  • A collision from the front. 

adj
  • Of a collision, from the front or in the direction of motion. 

  • Direct, abrupt, blunt or unequivocal; not prevaricating. 

adv
  • With the front of a vehicle. 

  • With direct confrontation. 

train wreck

noun
  • The aftermath of a train crash. 

  • A disaster, especially one which is large in scale and readily seen by public observers. 

  • Someone (especially a woman) who is unbalanced and considered a mess, a disaster, one who is suffering personal ruin. 

verb
  • To ruin utterly and catastrophically, to cause to end in disaster. 

How often have the words head-on and train wreck occurred in a corpus of books? (source: Google Ngram Viewer )