ascent vs summit

ascent

noun
  • An eminence, hill, or high place. 

  • 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. 

summit

noun
  • A peak; the topmost point or surface, as of a mountain. 

  • A gathering or assembly of leaders. 

pron
  • Something 

verb
  • To reach the summit of a mountain. 

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