verb
1.
Synonyms: fall 2, drop, keel (over), pitch, plunge, slump, topple, tumble
Related Word: droop, sag, sink; cave (in), collapse, crumple, fold
2.
Synonyms: set 12, decline, dip, sink
3.
Synonyms: sink 1, founder, go under, submerge, submerse
4.
Synonyms: fall 3, go under, submit, succumb, surrender
5.
Synonyms: happen 1, befall, betide, chance, come, come off, develop, do, fall out, go