ancient vs prospective

ancient

adj
  • Relating to antiquity as a primarily European historical period; the time before the Middle Ages. 

  • Existent or occurring in time long past, usually in remote ages; belonging to or associated with antiquity; old, as opposed to modern. 

  • Having lasted from a remote period; having been of long duration; of great age, very old. 

noun
  • One of the senior members of the Inns of Court or of Chancery. 

  • A person who is very old. 

  • A person who lived in ancient times. 

prospective

noun
  • 1613 March 2 (first performance), Francis Beaumont, “The Masque of the Inner-Temple and Gray’s Inn, Gray’s Inn and the Inner-Temple;[…]”, in The Dramatic Works of Ben Jonson, and Beaumont and Fletcher:[…], volume IV, London: […] John Stockdale,[…], published 1811, →OCLC, page 573, column 2 

  • [T]hey [two pavillions] were trimmed on the inside with rich armour and military furniture, hanged up as upon the walls; and behind the tents there were represented, in prospective, the tops of divers other tents, as if it had been a camp. 

  • A prospective (potential) member, student, employee, date, partner, etc. 

adj
  • Anticipated in the near or far future. 

  • Indicating grammatically an activity about to begin. 

  • Likely or expected to happen or become. 

  • Of or relating to a prospect; furnishing a prospect. 

  • Looking forward in time; acting with foresight. 

  • A study that starts with the present situation and follows participants into the future 

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