(of a dynasty, regime etc) to collapse; to fall from power

to collapse (of building, dam or bridge)

(of the face) to harden; to sag

to defeat; to strike down; to destroy

to drag down; to bring down

to cause sth to collapse under the weight; (fig.) to overwhelm

to squash; to crush; to squeeze out of business; to drive out

to blow up (demolish with an explosion)