onlook vs perspective

onlook

noun
  • One's perspective or outlook. 

  • The act of looking on (something); observation. 

  • That which is looked at, regarded, or considered. 

verb
  • To look on or look at; watch; observe; view; regard. 

perspective

noun
  • A view, vista or outlook. 

  • A perspective glass. 

  • The choice of a single angle or point of view from which to sense, categorize, measure or codify experience. 

  • The appearance of depth in objects, especially as perceived using binocular vision. 

  • The technique of representing three-dimensional objects on a two-dimensional surface. 

  • The ability to consider things in such relative perspective. 

  • A sound recording technique to adjust and integrate sound sources seemingly naturally. 

adj
  • Of, in or relating to perspective. 

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