head-on vs knowing

head-on

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

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

adv
  • With the front of a vehicle. 

  • With direct confrontation. 

noun
  • A collision from the front. 

knowing

adj
  • Deliberate, wilful. 

  • The ability to know something without being taught. 

  • Suggestive of private knowledge or understanding. 

  • Possessing knowledge or understanding; knowledgeable, intelligent. 

  • Shrewd or showing clever awareness; discerning. 

  • Demonstrating knowledge of what is in fashion; stylish, chic. 

prep
  • Given my knowledge about someone or something. 

noun
  • The act or condition of having knowledge. 

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