"aga" meaning in Turkmène

{
  "categories": [
    {
      "kind": "other",
      "name": "Noms communs en turkmène",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Palindromes en turkmène",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Turkmène",
      "orig": "turkmène",
      "parents": [],
      "source": "w"
    }
  ],
  "lang": "Turkmène",
  "lang_code": "tk",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Lexique en turkmène de la famille",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Frère ainé."
      ],
      "id": "fr-aga-tk-noun-JI3IqcfH",
      "raw_tags": [
        "Famille"
      ]
    }
  ],
  "word": "aga"
}

{
  "categories": [
    "Noms communs en turkmène",
    "Palindromes en turkmène",
    "turkmène"
  ],
  "lang": "Turkmène",
  "lang_code": "tk",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "categories": [
        "Lexique en turkmène de la famille"
      ],
      "glosses": [
        "Frère ainé."
      ],
      "raw_tags": [
        "Famille"
      ]
    }
  ],
  "word": "aga"
}