runaway vs washboard

runaway

noun
  • A vehicle (especially, a train) that is out of control. 

  • An overwhelming victory. 

  • An object or process that is out of control or out of equilibrium. 

  • A person or animal that runs away or has run away; a person, animal, or organization that escapes captivity or restrictions. 

  • The act of running away, especially of a horse or teams. 

adj
  • Having escaped from the control of the rider or driver. 

  • Unchecked; rampant. 

  • Having run away; escaped; fugitive. 

  • Deserting or revolting against one's group, duties, expected conduct, or the like, especially to establish or join a rival group, change one's life drastically, etc. 

  • Accelerating out of control. 

  • Easily won, as a contest. 

  • Pertaining to or accomplished by running away or eloping. 

washboard

noun
  • A stretch of ripples or bumps on a dirt or gravel road caused by interaction between traffic and road surface. 

  • A board fastened along a ship's gunwale to prevent splashing; a splashboard. 

  • Such a board used as a simple percussion instrument. 

  • A board with a corrugated surface against which laundry may be rubbed. 

verb
  • To play a washboard. 

  • To move up and down or back and forth across the surface of a hive, possibly to lay down a layer of propolis and wax. 

  • To produce a rippled texture on a surface. 

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