head-on vs straightforward

head-on

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

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

noun
  • A collision from the front. 

adv
  • With the front of a vehicle. 

  • With direct confrontation. 

straightforward

adj
  • proceeding in a straight course or manner; not deviating 

  • easy, simple, uncomplicated, without difficulty 

  • direct; forthright; frank; sincere 

adv
  • In a straightforward manner; straightforwards; straightforwardly. 

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