Downfall /(doun"fa̤l`)/

Down·fall

Downfall

n.
  1. A sudden fall; a body of things falling.
    Those cataracts or downfalls aforesaid.
    Each downfall of a flood the mountains pour.
  2. A sudden descent from rank or state, reputation or happiness; destruction; ruin; as, the senator's unrestrained sexual escapades led to his downfall.
    Dire were the consequences which would follow the downfall of so important a place.