"raka" meaning in Old Javanese

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "jv",
            "2": "ꦫꦏ"
          },
          "expansion": "Javanese: ꦫꦏ (raka)",
          "name": "desc"
        }
      ],
      "text": "Javanese: ꦫꦏ (raka)"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "ban",
            "2": "ᬭᬓ",
            "bor": "1",
            "tr": "raka"
          },
          "expansion": "→ Balinese: ᬭᬓ (raka)",
          "name": "desc"
        }
      ],
      "text": "→ Balinese: ᬭᬓ (raka)"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "kaw",
        "2": "ra-",
        "3": "aka",
        "t2": "elder sibling"
      },
      "expansion": "ra- + aka (“elder sibling”)",
      "name": "af"
    }
  ],
  "etymology_text": "Affixed ra- + aka (“elder sibling”).",
  "forms": [
    {
      "form": "rāka",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "kaw",
        "2": "noun"
      },
      "expansion": "raka",
      "name": "head"
    }
  ],
  "lang": "Old Javanese",
  "lang_code": "kaw",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Old Javanese entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Old Javanese terms prefixed with ra-",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 19 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "_dis": "8 5 0 1 2 0 8 2 2 2 0 0 1 8 9 4 2 1 1 1 0 1 1 1 3 8 8 8 5 5 1 1 0 0 1 1 0 0",
          "kind": "other",
          "name": "Pages with 19 entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "7 5 0 1 2 0 7 3 3 2 0 0 1 7 8 4 3 2 2 0 0 1 0 1 4 7 7 7 5 5 2 2 0 0 1 0 0 0",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "elder sibling"
      ],
      "id": "en-raka-kaw-noun-~1tjHaQu"
    }
  ],
  "sounds": [
    {
      "ipa": "/ra.ka/"
    }
  ],
  "word": "raka"
}

{
  "categories": [
    "Pages with 19 entries",
    "Pages with entries"
  ],
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "jv",
            "2": "ꦫꦏ"
          },
          "expansion": "Javanese: ꦫꦏ (raka)",
          "name": "desc"
        }
      ],
      "text": "Javanese: ꦫꦏ (raka)"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "ban",
            "2": "ᬭᬓ",
            "bor": "1",
            "tr": "raka"
          },
          "expansion": "→ Balinese: ᬭᬓ (raka)",
          "name": "desc"
        }
      ],
      "text": "→ Balinese: ᬭᬓ (raka)"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "kaw",
        "2": "ra-",
        "3": "aka",
        "t2": "elder sibling"
      },
      "expansion": "ra- + aka (“elder sibling”)",
      "name": "af"
    }
  ],
  "etymology_text": "Affixed ra- + aka (“elder sibling”).",
  "forms": [
    {
      "form": "rāka",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "kaw",
        "2": "noun"
      },
      "expansion": "raka",
      "name": "head"
    }
  ],
  "lang": "Old Javanese",
  "lang_code": "kaw",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Old Javanese entries with incorrect language header",
        "Old Javanese lemmas",
        "Old Javanese nouns",
        "Old Javanese terms prefixed with ra-",
        "Pages with 19 entries",
        "Pages with entries"
      ],
      "glosses": [
        "elder sibling"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ra.ka/"
    }
  ],
  "word": "raka"
}