"nostalgi" meaning in 書面挪威語

{
  "categories": [
    {
      "kind": "other",
      "name": "古希臘語紅鏈",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "古希臘語紅鏈/m",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "書面挪威語名詞",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "書面挪威語詞元",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "書面挪威語陽性名詞",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "有4個詞條的頁面",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "有詞條的頁面",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "派生自古希臘語的書面挪威語詞",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "派生自新拉丁語的書面挪威語詞",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "源自新拉丁語的書面挪威語借詞",
      "parents": [],
      "source": "w"
    }
  ],
  "derived": [
    {
      "word": "nostalgisk"
    }
  ],
  "etymology_text": "借自新拉丁語 nostalgia，源自古希臘語 νόστος (nóstos, “回家”) + ἄλγος (álgos, “痛苦”)。",
  "forms": [
    {
      "form": "nostalgien",
      "tags": [
        "definite singular"
      ]
    }
  ],
  "lang": "書面挪威語",
  "lang_code": "nb",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "懷舊"
      ],
      "id": "zh-nostalgi-nb-noun-s~G5LwYw"
    }
  ],
  "tags": [
    "masculine"
  ],
  "word": "nostalgi"
}

{
  "categories": [
    "古希臘語紅鏈",
    "古希臘語紅鏈/m",
    "書面挪威語名詞",
    "書面挪威語詞元",
    "書面挪威語陽性名詞",
    "有4個詞條的頁面",
    "有詞條的頁面",
    "派生自古希臘語的書面挪威語詞",
    "派生自新拉丁語的書面挪威語詞",
    "源自新拉丁語的書面挪威語借詞"
  ],
  "derived": [
    {
      "word": "nostalgisk"
    }
  ],
  "etymology_text": "借自新拉丁語 nostalgia，源自古希臘語 νόστος (nóstos, “回家”) + ἄλγος (álgos, “痛苦”)。",
  "forms": [
    {
      "form": "nostalgien",
      "tags": [
        "definite singular"
      ]
    }
  ],
  "lang": "書面挪威語",
  "lang_code": "nb",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "懷舊"
      ]
    }
  ],
  "tags": [
    "masculine"
  ],
  "word": "nostalgi"
}