探 grope 但 however 単 simple 弾 bullet 段 grade 端 edge 担 shouldering 誕 nativity 短 short 旦 daybreak 鍛 forge 胆 gall bladder 嘆 sigh 丹 rust-colored 淡 thin 炭 charcoal 壇 podium 綻 be rent 貪 covet 檀 cedar