"Sar" meaning in Old Galician-Portuguese

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "gl",
            "2": "Sar"
          },
          "expansion": "Galician: Sar",
          "name": "desc"
        }
      ],
      "text": "Galician: Sar"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "Inherited"
      },
      "expansion": "Inherited",
      "name": "glossary"
    },
    {
      "args": {
        "1": "roa-opt",
        "2": "ML.",
        "3": "Saris",
        "4": "",
        "5": "",
        "g": "",
        "g2": "",
        "g3": "",
        "id": "",
        "lit": "",
        "nocat": "",
        "pos": "",
        "sc": "",
        "sort": "",
        "tr": "",
        "ts": ""
      },
      "expansion": "Medieval Latin Saris",
      "name": "inh"
    },
    {
      "args": {
        "1": "roa-opt",
        "2": "ML.",
        "3": "Saris"
      },
      "expansion": "Inherited from Medieval Latin Saris",
      "name": "inh+"
    },
    {
      "args": {
        "1": "la",
        "2": "Sars"
      },
      "expansion": "Sars",
      "name": "m"
    },
    {
      "args": {
        "1": "roa-opt",
        "2": "qsb-ibe",
        "3": ""
      },
      "expansion": "a pre-Roman substrate of Iberia",
      "name": "der"
    },
    {
      "args": {
        "1": "roa-opt",
        "2": "ine-pro",
        "3": "*ser-",
        "t": "to flow"
      },
      "expansion": "Proto-Indo-European *ser- (“to flow”)",
      "name": "der"
    }
  ],
  "etymology_text": "Inherited from Medieval Latin Saris, from Sars, from a pre-Roman substrate of Iberia; a root noun from the Proto-Indo-European *ser- (“to flow”).",
  "head_templates": [
    {
      "args": {
        "1": "roa-opt",
        "2": "proper noun",
        "g": "m"
      },
      "expansion": "Sar m",
      "name": "head"
    }
  ],
  "lang": "Old Galician-Portuguese",
  "lang_code": "roa-opt",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Old Galician-Portuguese entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A river in A Coruña, Galicia, Spain."
      ],
      "id": "en-Sar-roa-opt-name-MwB1CQ5X",
      "links": [
        [
          "A Coruña",
          "A Coruña#English"
        ],
        [
          "Galicia",
          "Galicia#English"
        ],
        [
          "Spain",
          "Spain#English"
        ]
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "word": "Sar"
}

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "gl",
            "2": "Sar"
          },
          "expansion": "Galician: Sar",
          "name": "desc"
        }
      ],
      "text": "Galician: Sar"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "Inherited"
      },
      "expansion": "Inherited",
      "name": "glossary"
    },
    {
      "args": {
        "1": "roa-opt",
        "2": "ML.",
        "3": "Saris",
        "4": "",
        "5": "",
        "g": "",
        "g2": "",
        "g3": "",
        "id": "",
        "lit": "",
        "nocat": "",
        "pos": "",
        "sc": "",
        "sort": "",
        "tr": "",
        "ts": ""
      },
      "expansion": "Medieval Latin Saris",
      "name": "inh"
    },
    {
      "args": {
        "1": "roa-opt",
        "2": "ML.",
        "3": "Saris"
      },
      "expansion": "Inherited from Medieval Latin Saris",
      "name": "inh+"
    },
    {
      "args": {
        "1": "la",
        "2": "Sars"
      },
      "expansion": "Sars",
      "name": "m"
    },
    {
      "args": {
        "1": "roa-opt",
        "2": "qsb-ibe",
        "3": ""
      },
      "expansion": "a pre-Roman substrate of Iberia",
      "name": "der"
    },
    {
      "args": {
        "1": "roa-opt",
        "2": "ine-pro",
        "3": "*ser-",
        "t": "to flow"
      },
      "expansion": "Proto-Indo-European *ser- (“to flow”)",
      "name": "der"
    }
  ],
  "etymology_text": "Inherited from Medieval Latin Saris, from Sars, from a pre-Roman substrate of Iberia; a root noun from the Proto-Indo-European *ser- (“to flow”).",
  "head_templates": [
    {
      "args": {
        "1": "roa-opt",
        "2": "proper noun",
        "g": "m"
      },
      "expansion": "Sar m",
      "name": "head"
    }
  ],
  "lang": "Old Galician-Portuguese",
  "lang_code": "roa-opt",
  "pos": "name",
  "senses": [
    {
      "categories": [
        "Old Galician-Portuguese entries with incorrect language header",
        "Old Galician-Portuguese lemmas",
        "Old Galician-Portuguese masculine nouns",
        "Old Galician-Portuguese proper nouns",
        "Old Galician-Portuguese terms derived from Medieval Latin",
        "Old Galician-Portuguese terms derived from Proto-Indo-European",
        "Old Galician-Portuguese terms derived from a pre-Roman substrate of Iberia",
        "Old Galician-Portuguese terms inherited from Medieval Latin",
        "roa-opt:Places in Galicia",
        "roa-opt:Places in Spain",
        "roa-opt:Rivers in Galicia",
        "roa-opt:Rivers in Spain"
      ],
      "glosses": [
        "A river in A Coruña, Galicia, Spain."
      ],
      "links": [
        [
          "A Coruña",
          "A Coruña#English"
        ],
        [
          "Galicia",
          "Galicia#English"
        ],
        [
          "Spain",
          "Spain#English"
        ]
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "word": "Sar"
}