suddenly

This is often called a "water bomb", where the upstream country can temporarily hold back water and then release it suddenly, without warning, causing massive damage downstream.

That indicates that the ice shelves suddenly disintegrated; without these massive floating platforms, such large icebergs could no longer be produced.

Another movie — the last one or not — suddenly makes all the sense in the world.

Never drafted in three seasons of eligibility, Yeaman is suddenly on every pro team’s radar this season for what he has been achieving at Irvine.

Similar processes in California and nationwide were suddenly being scrapped in favor of more lenient policies.