This is the 18968th most frequent Korean word.
쓰러졌다
"Fell down" or "collapsed."
쓰러졌다 is used here to refer to the state of the trees falling or being knocked over.
태풍이 지나간 후 많은 나무가 쓰러졌다.
After the typhoon passed, many trees fell down.
쓰러졌다 is employed to convey the emotional and physical impact leading to a near-collapse due to a strong shock.
그녀는 충격을 받고 거의 쓰러졌다.
She nearly collapsed from shock.
쓰러졌다 is used here to describe the physical act of collapsing due to exhaustion.