head-on vs reasonable

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. 

reasonable

adj
  • Not excessive or immoderate; within due limits; proper. 

  • Just; fair; agreeable to reason. 

  • Satisfactory. 

  • Not expensive; fairly priced. 

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