tight·rope / ˈtītˌrōp/ • n. a rope or wire stretched tightly high above the ground, on which acrobats perform feats of balancing: [as adj.] a tightrope walker | fig. he continues to walk a tightrope between success and failure. • v. [intr.] walk or perform on such a rope.
"tightrope." The Oxford Pocket Dictionary of Current English. . Encyclopedia.com. (January 16, 2019). https://www.encyclopedia.com/humanities/dictionaries-thesauruses-pictures-and-press-releases/tightrope-0
"tightrope." The Oxford Pocket Dictionary of Current English. . Retrieved January 16, 2019 from Encyclopedia.com: https://www.encyclopedia.com/humanities/dictionaries-thesauruses-pictures-and-press-releases/tightrope-0