"嘆息" meaning in 日本語

{
  "categories": [
    {
      "kind": "other",
      "name": "同音書きかえ",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "日本語",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "日本語_名詞",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "日本語_名詞_サ変動詞",
      "parents": [],
      "source": "w"
    }
  ],
  "forms": [
    {
      "form": "たんそく :「歎息」の「同音の漢字による書きかえ」"
    },
    {
      "form": "但し"
    },
    {
      "form": "元来「嘆」と「歎」は可換の異体字"
    }
  ],
  "lang": "日本語",
  "lang_code": "ja",
  "pos": "noun",
  "pos_title": "名詞",
  "senses": [
    {
      "glosses": [
        "嘆いて溜め息をつくこと。"
      ],
      "id": "ja-嘆息-ja-noun-ZJuDYDp2"
    }
  ],
  "word": "嘆息"
}

{
  "categories": [
    "同音書きかえ",
    "日本語",
    "日本語_名詞",
    "日本語_名詞_サ変動詞"
  ],
  "forms": [
    {
      "form": "たんそく :「歎息」の「同音の漢字による書きかえ」"
    },
    {
      "form": "但し"
    },
    {
      "form": "元来「嘆」と「歎」は可換の異体字"
    }
  ],
  "lang": "日本語",
  "lang_code": "ja",
  "pos": "noun",
  "pos_title": "名詞",
  "senses": [
    {
      "glosses": [
        "嘆いて溜め息をつくこと。"
      ]
    }
  ],
  "word": "嘆息"
}