ascent vs dive

ascent

noun
  • The act of ascending; a motion upwards. 

  • An increase, for example in popularity or hierarchy 

  • The ascender height in a typeface. 

  • The degree of elevation of an object, or the angle it makes with a horizontal line; inclination; gradient; steepness 

  • The way or means by which one ascends. 

  • An eminence, hill, or high place. 

dive

noun
  • A downward swooping motion. 

  • A swim under water. 

  • A jump or plunge into water. 

  • Aerial descent with the nose pointed down. 

  • A deliberate fall after a challenge. 

  • A decline. 

  • A seedy bar, nightclub, etc. 

  • A headfirst jump toward the ground or into another substance. 

verb
  • To deliberately fall down after a challenge, imitating being fouled, in the hope of getting one's opponent penalised. 

  • To descend sharply or steeply. 

  • To cause to descend, dunk; to plunge something into water. 

  • To jump headfirst toward the ground or into another substance. 

  • To undertake with enthusiasm. 

  • To swim under water. 

  • To explore by diving; to plunge into. 

  • To plunge or to go deeply into any subject, question, business, etc.; to penetrate; to explore. 

  • To jump into water head-first. 

How often have the words ascent and dive occurred in a corpus of books? (source: Google Ngram Viewer )