Downfall
Pronunciation : Down"fall`
Part of Speech : n.
Definition : 1. A sudden fall; a body of things falling. Those cataracts or downfalls aforesaid. Holland. Each downfall of a flood the mountains pour. Dryden.
2. A sudden descent from rank or state, reputation or happiness; destruction; ruin. Dire were the consequences which would follow the downfall of so important a place. Motley.
Source : Webster's Unabridged Dictionary, 1913