escalator vs leap

escalator

noun
  • An upward or progressive course. 

  • An escalator clause. 

  • A motor-driven mechanical device consisting of a continuous loop of steps that automatically conveys people from one floor to another. 

  • Anything that escalates. 

leap

noun
  • A significant move forward. 

  • The distance traversed by a leap or jump. 

  • A large step in reasoning, often one that is not justified by the facts. 

  • A salmon ladder. 

  • Copulation with, or coverture of, a female beast. 

  • Half a bushel. 

  • A passing from one note to another by an interval, especially by a long one, or by one including several other intermediate intervals. 

  • A fault. 

  • The act of leaping or jumping. 

  • A trap or snare for fish, made from twigs; a weely. 

  • A group of leopards. 

adj
  • Intercalary, bissextile. 

verb
  • To pass over by a leap or jump. 

  • To cause to leap. 

  • To jump. 

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