lie-in vs stampede

lie-in

noun
  • A form of protest where a group of people lie down in a public area. 

  • A period spent lying in bed for longer than usual after one has woken up. 

stampede

noun
  • A situation in which many people in a crowd are trying to go in the same direction at the same time. 

  • Any sudden unconcerted moving or acting together of a number of persons, as from some common impulse. 

  • A wild, headlong scamper, or running away, of a number of animals; usually caused by fright; hence, any sudden flight or dispersion, as of a crowd or an army in consequence of a panic. 

verb
  • To move rapidly in a mass. 

  • To run away in a panic; said of cattle, horses, etc., also of armies. 

  • To disperse by causing sudden fright, as a herd or drove of animals. 

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