"glaw" meaning in Proto-Brythonic

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "br",
            "2": "glav"
          },
          "expansion": "Breton: glav",
          "name": "desc"
        }
      ],
      "text": "Breton: glav"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "kw",
            "2": "glaw"
          },
          "expansion": "Cornish: glaw",
          "name": "desc"
        }
      ],
      "text": "Cornish: glaw"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "cy",
            "2": "glaw"
          },
          "expansion": "Welsh: glaw",
          "name": "desc"
        }
      ],
      "text": "Welsh: glaw"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "sa",
        "2": "जल",
        "t": "water"
      },
      "expansion": "Sanskrit जल (jala, “water”)",
      "name": "cog"
    },
    {
      "args": {
        "1": "de",
        "2": "quellen",
        "t": "to well up"
      },
      "expansion": "German quellen (“to well up”)",
      "name": "cog"
    }
  ],
  "etymology_text": "Of unclear origin. Jones tentatively connects the term to Sanskrit जल (jala, “water”), itself perhaps related to गलति (galati, “to drip”) and German quellen (“to well up”). This is semantically appealing; however, Proto-Brythonic *g should yield a *ǵʰ in Proto-Indo-European, while the suggested cognates yield a *gʷ.",
  "head_templates": [
    {
      "args": {
        "1": "cel-bry-pro",
        "2": "noun",
        "3": "",
        "4": "*{{{2}}}",
        "5": "",
        "6": "*{{{pl2}}}",
        "g": "m",
        "g2": "",
        "g3": "",
        "head": ""
      },
      "expansion": "*glaw m",
      "name": "head"
    }
  ],
  "lang": "Proto-Brythonic",
  "lang_code": "cel-bry-pro",
  "original_title": "Reconstruction:Proto-Brythonic/glaw",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Proto-Brythonic entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "rain"
      ],
      "id": "en-glaw-cel-bry-pro-noun-MZtExXCk",
      "links": [
        [
          "rain",
          "rain"
        ]
      ],
      "tags": [
        "masculine",
        "reconstruction"
      ],
      "wikipedia": [
        "Brittonic_languages",
        "Proto-Indo-European"
      ]
    }
  ],
  "word": "glaw"
}

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "br",
            "2": "glav"
          },
          "expansion": "Breton: glav",
          "name": "desc"
        }
      ],
      "text": "Breton: glav"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "kw",
            "2": "glaw"
          },
          "expansion": "Cornish: glaw",
          "name": "desc"
        }
      ],
      "text": "Cornish: glaw"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "cy",
            "2": "glaw"
          },
          "expansion": "Welsh: glaw",
          "name": "desc"
        }
      ],
      "text": "Welsh: glaw"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "sa",
        "2": "जल",
        "t": "water"
      },
      "expansion": "Sanskrit जल (jala, “water”)",
      "name": "cog"
    },
    {
      "args": {
        "1": "de",
        "2": "quellen",
        "t": "to well up"
      },
      "expansion": "German quellen (“to well up”)",
      "name": "cog"
    }
  ],
  "etymology_text": "Of unclear origin. Jones tentatively connects the term to Sanskrit जल (jala, “water”), itself perhaps related to गलति (galati, “to drip”) and German quellen (“to well up”). This is semantically appealing; however, Proto-Brythonic *g should yield a *ǵʰ in Proto-Indo-European, while the suggested cognates yield a *gʷ.",
  "head_templates": [
    {
      "args": {
        "1": "cel-bry-pro",
        "2": "noun",
        "3": "",
        "4": "*{{{2}}}",
        "5": "",
        "6": "*{{{pl2}}}",
        "g": "m",
        "g2": "",
        "g3": "",
        "head": ""
      },
      "expansion": "*glaw m",
      "name": "head"
    }
  ],
  "lang": "Proto-Brythonic",
  "lang_code": "cel-bry-pro",
  "original_title": "Reconstruction:Proto-Brythonic/glaw",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Pages with 1 entry",
        "Pages with entries",
        "Proto-Brythonic entries with incorrect language header",
        "Proto-Brythonic lemmas",
        "Proto-Brythonic masculine nouns",
        "Proto-Brythonic nouns"
      ],
      "glosses": [
        "rain"
      ],
      "links": [
        [
          "rain",
          "rain"
        ]
      ],
      "tags": [
        "masculine",
        "reconstruction"
      ],
      "wikipedia": [
        "Brittonic_languages",
        "Proto-Indo-European"
      ]
    }
  ],
  "word": "glaw"
}