"Alvar" meaning in Swedish

{
  "etymology_templates": [
    {
      "args": {
        "1": "sv",
        "2": "non",
        "3": "Alfarr"
      },
      "expansion": "Old Norse Alfarr",
      "name": "der"
    },
    {
      "args": {
        "1": "non",
        "2": "alfr",
        "3": "herr",
        "nocat": "1",
        "t1": "elf",
        "t2": "army"
      },
      "expansion": "alfr (“elf”) + herr (“army”)",
      "name": "compound"
    },
    {
      "args": {
        "1": "sv",
        "2": "allvar",
        "3": "",
        "4": "seriousness"
      },
      "expansion": "allvar (“seriousness”)",
      "name": "m"
    }
  ],
  "etymology_text": "Old Norse Alfarr, from alfr (“elf”) + herr (“army”).\n* Revived in the 19th century, partly because it was mistaken for a translation of German Ernst from Swedish allvar (“seriousness”).",
  "forms": [
    {
      "form": "Alvars",
      "tags": [
        "genitive"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "sv",
        "2": "proper noun",
        "3": "genitive",
        "4": "Alvars",
        "g": "c",
        "head": ""
      },
      "expansion": "Alvar c (genitive Alvars)",
      "name": "head"
    },
    {
      "args": {
        "1": "c"
      },
      "expansion": "Alvar c (genitive Alvars)",
      "name": "sv-proper noun"
    }
  ],
  "lang": "Swedish",
  "lang_code": "sv",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Swedish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "name": "Swedish given names",
          "parents": [
            "Given names",
            "Names",
            "All topics",
            "Proper nouns",
            "Terms by semantic function",
            "Fundamental",
            "Nouns",
            "Lemmas"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "name": "Swedish male given names",
          "parents": [
            "Male given names",
            "Given names",
            "Names",
            "All topics",
            "Proper nouns",
            "Terms by semantic function",
            "Fundamental",
            "Nouns",
            "Lemmas"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "a male given name"
      ],
      "id": "en-Alvar-sv-name-h8YdwBAs",
      "links": [
        [
          "given name",
          "given name"
        ]
      ],
      "related": [
        {
          "word": "Allvar"
        }
      ],
      "tags": [
        "common-gender"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "LL-Q9027 (swe)-Moonhouse-Alvar.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/a/a8/LL-Q9027_%28swe%29-Moonhouse-Alvar.wav/LL-Q9027_%28swe%29-Moonhouse-Alvar.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/a/a8/LL-Q9027_%28swe%29-Moonhouse-Alvar.wav/LL-Q9027_%28swe%29-Moonhouse-Alvar.wav.ogg",
      "text": "Audio"
    }
  ],
  "word": "Alvar"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "sv",
        "2": "non",
        "3": "Alfarr"
      },
      "expansion": "Old Norse Alfarr",
      "name": "der"
    },
    {
      "args": {
        "1": "non",
        "2": "alfr",
        "3": "herr",
        "nocat": "1",
        "t1": "elf",
        "t2": "army"
      },
      "expansion": "alfr (“elf”) + herr (“army”)",
      "name": "compound"
    },
    {
      "args": {
        "1": "sv",
        "2": "allvar",
        "3": "",
        "4": "seriousness"
      },
      "expansion": "allvar (“seriousness”)",
      "name": "m"
    }
  ],
  "etymology_text": "Old Norse Alfarr, from alfr (“elf”) + herr (“army”).\n* Revived in the 19th century, partly because it was mistaken for a translation of German Ernst from Swedish allvar (“seriousness”).",
  "forms": [
    {
      "form": "Alvars",
      "tags": [
        "genitive"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "sv",
        "2": "proper noun",
        "3": "genitive",
        "4": "Alvars",
        "g": "c",
        "head": ""
      },
      "expansion": "Alvar c (genitive Alvars)",
      "name": "head"
    },
    {
      "args": {
        "1": "c"
      },
      "expansion": "Alvar c (genitive Alvars)",
      "name": "sv-proper noun"
    }
  ],
  "lang": "Swedish",
  "lang_code": "sv",
  "pos": "name",
  "related": [
    {
      "word": "Allvar"
    }
  ],
  "senses": [
    {
      "categories": [
        "Swedish common-gender nouns",
        "Swedish entries with incorrect language header",
        "Swedish given names",
        "Swedish lemmas",
        "Swedish male given names",
        "Swedish proper nouns",
        "Swedish terms derived from Old Norse",
        "Swedish terms with audio links"
      ],
      "glosses": [
        "a male given name"
      ],
      "links": [
        [
          "given name",
          "given name"
        ]
      ],
      "tags": [
        "common-gender"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "LL-Q9027 (swe)-Moonhouse-Alvar.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/a/a8/LL-Q9027_%28swe%29-Moonhouse-Alvar.wav/LL-Q9027_%28swe%29-Moonhouse-Alvar.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/a/a8/LL-Q9027_%28swe%29-Moonhouse-Alvar.wav/LL-Q9027_%28swe%29-Moonhouse-Alvar.wav.ogg",
      "text": "Audio"
    }
  ],
  "word": "Alvar"
}