Synonyms for cave-in
- 1. cave in, subsidence, collapse
- usage: the sudden collapse of something into a hollow beneath it
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- 1. collapse, fall in, cave in, give, give way, break, founder, change
- usage: 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"