嘆
タン, なげ.く, なげ.かわしい

sigh, lament, moan, grieve

JLPT1 G7 S13 F1584

口 mouth + ?# as described in 漢 for the sound alone to simulate a sigh (compare 歎) → *grieve*; *lament* → *mourn*; *deplore*; *regret*.

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