collapse vs slump

collapse

verb
  • To cause something to collapse. 

  • To cease to function due to a sudden breakdown; to fail suddenly and completely. 

  • To break apart and fall down suddenly; to cave in. 

  • To fold compactly. 

  • To hide additional directory (folder) levels below the selected directory (folder) levels. When a folder contains no additional folders, a minus sign (-) appears next to the folder. 

  • To pass out and fall to the floor or ground, as from exhaustion or other illness; to faint. 

  • For several batsmen to get out in quick succession 

noun
  • Constant function, one-valued function (in automata theory) (in particular application causing a reset). 

  • The act of collapsing. 

slump

verb
  • To collapse heavily or helplessly. 

  • To cause to collapse; to hit hard; to render unsconscious; to kill. 

  • To lump; to throw together messily. 

  • To fall or sink suddenly through or in, when walking on a surface, as on thawing snow or ice, a bog, etc. 

  • To slouch or droop. 

  • To decline or fall off in activity or performance. 

noun
  • A period when a person goes without the expected amount of sex or dating. 

  • A measure of the fluidity of freshly mixed concrete, based on how much the concrete formed in a standard slump cone sags when the cone is removed. 

  • The gross amount; the mass; the lump. 

  • A boggy place. 

  • A heavy or helpless collapse; a slouching or drooping posture; a period of poor activity or performance, especially an extended period. 

  • The noise made by anything falling into a hole, or into a soft, miry place. 

  • A cobbler-like dessert cooked on a stove. 

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