perplexity vs scrape

perplexity

noun
  • Something that perplexes. 

  • The state or quality of being perplexed; puzzled or confused. 

  • In information theory, a measurement of how well a probability distribution or model predicts a sample. 

scrape

noun
  • An awkward set of circumstances. 

  • A shave. 

  • A diminutive of the bend (especially of the bend sinister) which is half its width. 

  • A broad, shallow injury left by scraping (rather than a cut or a scratch). 

  • A D and C or abortion; or, a miscarriage. 

  • A fight, especially a fistfight without weapons. 

  • A shallow pit dug as a hideout. 

  • A shallow depression used by ground birds as a nest; a nest scrape. 

verb
  • To remove (something) by drawing an object along in this manner. 

  • To occupy oneself with getting laboriously. 

  • To draw back the right foot along the ground or floor when making a bow]. 

  • To collect or gather, especially without regard to the quality of what is chosen. 

  • To barely manage to achieve. 

  • To play awkwardly and inharmoniously on a violin or similar instrument. 

  • To draw (an object, especially a sharp or angular one), along (something) while exerting pressure. 

  • To injure or damage by rubbing across a surface. 

  • To extract data by automated means from a format not intended to be machine-readable, such as a screenshot or a formatted web page. 

  • To express disapprobation of (a play, etc.) or to silence (a speaker) by drawing the feet back and forth upon the floor; usually with down. 

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