esplanade vs promenade

esplanade

noun
  • Any clear, level space used for public walks or drives; especially, a terrace by the seaside. 

  • A clear space between a citadel and the nearest houses of the town. 

  • The glacis of the counterscarp, or the slope of the parapet of the covered way toward the country. 

  • A grass plat; a lawn. 

promenade

noun
  • A place where one takes a walk for leisurely pleasure, or for exercise, especially a terrace by the seaside. 

  • A dance motion consisting of a walk, done while square dancing. 

  • A prom (dance). 

  • A walk taken for pleasure, display, or exercise; a stroll. 

verb
  • To perform the stylized walk of a square dance. 

  • To walk for amusement, show, or exercise. 

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