Collocations for downfall - noun

eventual, ultimate
dramatic, tragic

bring about, cause, lead to
a scandal that brought about his downfall

contribute to, hasten
The failure of this plan contributed to her eventual downfall.

plot
They were found guilty of plotting the downfall of the government.

come
The movement's downfall came with the failed coup d'état.

be sb's downfall
His greed was eventually his downfall.