Pontswain collapsed easily into the chair the captain had just vacated, looking at him curiously.

But they collapse easily in an earthquake.

It had all seemed so sound, so permanent, yet one more quake and the whole shaft could easily collapse in upon itself.

The agreement remains a fragile one and could easily collapse.

A landslide set off by the quake, and fragile mud-brick houses that collapsed easily, left very few survivors.

Like civil government, the regular routine of organized Christianity could easily collapse; the two often disintegrated together, under pressure.

But such tentative political steps could easily collapse if one side or the other decides to kill political opponents, rather than negotiate with them.

Thin-walled material such as pipes easily collapses if excessive force is used at the chuck end.

Which is probably just as well, because without Monica's self-inflation, "Spending" might easily collapse into nothing.

But a great state like the Soviet Union will not collapse easily.