ascent vs overestimate

ascent

noun
  • An increase, for example in popularity or hierarchy 

  • The act of ascending; a motion upwards. 

  • 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. 

overestimate

noun
  • An estimate that is too high. 

verb
  • To judge or calculate too highly. 

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