How to sign: break down, literally or metaphorically
"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";
Similiar / Same: collapse, fall in, give way, founder, give, break
Categories: change
Within this category: break, buckle, flop, implode, slump
How to sign: the sudden collapse of something into a hollow beneath it
Similiar / Same: subsidence
Categories: collapse