"downfall" in the noun sense
1. downfall, ruin, ruination
failure that results in a loss of position or reputation
2. precipitation, downfall
the falling to earth of any form of water (rain or snow or hail or sleet or mist)
3. fall, downfall
a sudden decline in strength or number or importance
"the fall of the House of Hapsburg"
Source: WordNet® (An amazing lexical database of English)
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