cave_in
1. [ verb ] break down, literally or metaphorically
Synonyms: collapse fall_in give give_way founder break
Examples:

"The wall collapsed" "The business collapsed" "The dam broke" "The roof collapsed" "The wall gave in" "The roof finally gave under the weight of the ice"

Related terms: change flop buckle slump break implode abandon collapse
2. [ noun ] the sudden collapse of something into a hollow beneath it
Synonyms: subsidence
Related terms: collapse subside
Similar spelling:   Capen
  Cavin
  cabin
  cape_ann
  caffein
  caffeine