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to wither (of a plant); to be blasted; to die
to mature (of one's personality, abilities, etc.)
水をやらなかったので花が枯れてしまった。
The flower withered because I didn't water it.
秋になると木の葉が枯れて落ちる。
In autumn, the leaves wither and fall.
喉が枯れるまで一生懸命応援し続けた。
I kept cheering until my throat was hoarse.