verb

collapse

to fall down suddenly, to fail suddenly, to faint, to fold

The old building collapsed after the earthquake.

The old building collapsed after the earthquake.

He collapsed from exhaustion.

He collapsed from exhaustion.

The chair can collapse for easy storage.

The chair can collapse for easy storage.

((subject)) to fall down or fail suddenly The building collapsed.

((sth.)) to fold up The chair collapses for storage.

Synonyms: fall down, crumble, fail; Antonyms: stand, strengthen

From Latin 'col-' (together) + 'labi' (to slip), literally 'to slip together'.

Picture columns that 'lapse' or fall, causing a building to collapse.

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