"sifjar" meaning in Old Norse

{
  "etymology_templates": [
    {
      "args": {
        "1": "non",
        "2": "gem-pro",
        "3": "*sibjō"
      },
      "expansion": "Proto-Germanic *sibjō",
      "name": "inh"
    },
    {
      "args": {
        "1": "ang",
        "2": "sibb",
        "3": "",
        "4": "relationship; peace"
      },
      "expansion": "Old English sibb (“relationship; peace”)",
      "name": "cog"
    }
  ],
  "etymology_text": "From the plural of Proto-Germanic *sibjō. Cognate with Old English sibb (“relationship; peace”).",
  "head_templates": [
    {
      "args": {
        "1": "non",
        "2": "nouns",
        "g": "f-p",
        "g2": "",
        "head": "",
        "sort": "",
        "tr": ""
      },
      "expansion": "sifjar f pl",
      "name": "head"
    },
    {
      "args": {
        "1": "f-p"
      },
      "expansion": "sifjar f pl",
      "name": "non-noun"
    }
  ],
  "lang": "Old Norse",
  "lang_code": "non",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Old Norse entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Old Norse pluralia tantum",
          "parents": [
            "Pluralia tantum",
            "Nouns",
            "Lemmas"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "non",
          "name": "Family",
          "orig": "non:Family",
          "parents": [
            "People",
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "derived": [
        {
          "english": "kinship defilement; incest",
          "word": "sifjaspell"
        },
        {
          "english": "defile kinship; commit incest",
          "word": "spilla sifjum"
        }
      ],
      "glosses": [
        "a kinship; an affinity connection by marriage"
      ],
      "id": "en-sifjar-non-noun-PljIgrGA",
      "links": [
        [
          "kinship",
          "kinship"
        ]
      ],
      "tags": [
        "feminine",
        "plural"
      ]
    }
  ],
  "word": "sifjar"
}

{
  "derived": [
    {
      "english": "kinship defilement; incest",
      "word": "sifjaspell"
    },
    {
      "english": "defile kinship; commit incest",
      "word": "spilla sifjum"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "non",
        "2": "gem-pro",
        "3": "*sibjō"
      },
      "expansion": "Proto-Germanic *sibjō",
      "name": "inh"
    },
    {
      "args": {
        "1": "ang",
        "2": "sibb",
        "3": "",
        "4": "relationship; peace"
      },
      "expansion": "Old English sibb (“relationship; peace”)",
      "name": "cog"
    }
  ],
  "etymology_text": "From the plural of Proto-Germanic *sibjō. Cognate with Old English sibb (“relationship; peace”).",
  "head_templates": [
    {
      "args": {
        "1": "non",
        "2": "nouns",
        "g": "f-p",
        "g2": "",
        "head": "",
        "sort": "",
        "tr": ""
      },
      "expansion": "sifjar f pl",
      "name": "head"
    },
    {
      "args": {
        "1": "f-p"
      },
      "expansion": "sifjar f pl",
      "name": "non-noun"
    }
  ],
  "lang": "Old Norse",
  "lang_code": "non",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Old Norse entries with incorrect language header",
        "Old Norse feminine nouns",
        "Old Norse lemmas",
        "Old Norse nouns",
        "Old Norse pluralia tantum",
        "Old Norse terms derived from Proto-Germanic",
        "Old Norse terms inherited from Proto-Germanic",
        "non:Family"
      ],
      "glosses": [
        "a kinship; an affinity connection by marriage"
      ],
      "links": [
        [
          "kinship",
          "kinship"
        ]
      ],
      "tags": [
        "feminine",
        "plural"
      ]
    }
  ],
  "word": "sifjar"
}