"ind-" meaning in Old Irish

{
  "etymology_number": 1,
  "head_templates": [
    {
      "args": {
        "1": "sga",
        "2": "prefix",
        "3": "class C infixed pronoun",
        "4": "",
        "5": "",
        "cat2": "personal pronouns"
      },
      "expansion": "ind- (class C infixed pronoun)",
      "name": "head"
    },
    {
      "args": {
        "1": "C"
      },
      "expansion": "ind- (class C infixed pronoun)",
      "name": "sga-infixed pronoun"
    }
  ],
  "lang": "Old Irish",
  "lang_code": "sga",
  "pos": "prefix",
  "senses": [
    {
      "alt_of": [
        {
          "word": "id-"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "Old Irish personal pronouns",
          "parents": [
            "Personal pronouns",
            "Pronouns",
            "Lemmas"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Alternative form of id-"
      ],
      "id": "en-ind--sga-prefix-eeu6dtrB",
      "links": [
        [
          "id-",
          "id-#Old Irish"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative",
        "class-C",
        "infix",
        "morpheme",
        "pronoun"
      ]
    }
  ],
  "word": "ind-"
}

{
  "etymology_number": 2,
  "etymology_templates": [
    {
      "args": {
        "1": "sga",
        "2": "cel-pro",
        "3": "*ande-"
      },
      "expansion": "Proto-Celtic *ande-",
      "name": "inh"
    },
    {
      "args": {
        "1": "sga",
        "2": "ine-pro",
        "3": "*h₁n̥dó",
        "t": "inside"
      },
      "expansion": "Proto-Indo-European *h₁n̥dó (“inside”)",
      "name": "der"
    },
    {
      "args": {
        "1": "grc",
        "2": "ἔνδον"
      },
      "expansion": "Ancient Greek ἔνδον (éndon)",
      "name": "cog"
    }
  ],
  "etymology_text": "From Proto-Celtic *ande-, from Proto-Indo-European *h₁n̥dó (“inside”); compare Ancient Greek ἔνδον (éndon). Conflated with in- quite early.",
  "head_templates": [
    {
      "args": {
        "1": "sga",
        "2": "prefix"
      },
      "expansion": "ind-",
      "name": "head"
    }
  ],
  "lang": "Old Irish",
  "lang_code": "sga",
  "pos": "prefix",
  "senses": [
    {
      "glosses": [
        "inside, within"
      ],
      "id": "en-ind--sga-prefix-HHuaO-we",
      "links": [
        [
          "inside",
          "inside"
        ],
        [
          "within",
          "within"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "ind-"
}

{
  "categories": [
    "Old Irish entries with incorrect language header",
    "Old Irish lemmas",
    "Old Irish personal pronouns",
    "Old Irish prefixes",
    "Old Irish terms derived from Proto-Celtic",
    "Old Irish terms derived from Proto-Indo-European",
    "Old Irish terms inherited from Proto-Celtic"
  ],
  "etymology_number": 1,
  "head_templates": [
    {
      "args": {
        "1": "sga",
        "2": "prefix",
        "3": "class C infixed pronoun",
        "4": "",
        "5": "",
        "cat2": "personal pronouns"
      },
      "expansion": "ind- (class C infixed pronoun)",
      "name": "head"
    },
    {
      "args": {
        "1": "C"
      },
      "expansion": "ind- (class C infixed pronoun)",
      "name": "sga-infixed pronoun"
    }
  ],
  "lang": "Old Irish",
  "lang_code": "sga",
  "pos": "prefix",
  "senses": [
    {
      "alt_of": [
        {
          "word": "id-"
        }
      ],
      "glosses": [
        "Alternative form of id-"
      ],
      "links": [
        [
          "id-",
          "id-#Old Irish"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative",
        "class-C",
        "infix",
        "morpheme",
        "pronoun"
      ]
    }
  ],
  "word": "ind-"
}

{
  "categories": [
    "Old Irish entries with incorrect language header",
    "Old Irish lemmas",
    "Old Irish prefixes",
    "Old Irish terms derived from Proto-Celtic",
    "Old Irish terms derived from Proto-Indo-European",
    "Old Irish terms inherited from Proto-Celtic"
  ],
  "etymology_number": 2,
  "etymology_templates": [
    {
      "args": {
        "1": "sga",
        "2": "cel-pro",
        "3": "*ande-"
      },
      "expansion": "Proto-Celtic *ande-",
      "name": "inh"
    },
    {
      "args": {
        "1": "sga",
        "2": "ine-pro",
        "3": "*h₁n̥dó",
        "t": "inside"
      },
      "expansion": "Proto-Indo-European *h₁n̥dó (“inside”)",
      "name": "der"
    },
    {
      "args": {
        "1": "grc",
        "2": "ἔνδον"
      },
      "expansion": "Ancient Greek ἔνδον (éndon)",
      "name": "cog"
    }
  ],
  "etymology_text": "From Proto-Celtic *ande-, from Proto-Indo-European *h₁n̥dó (“inside”); compare Ancient Greek ἔνδον (éndon). Conflated with in- quite early.",
  "head_templates": [
    {
      "args": {
        "1": "sga",
        "2": "prefix"
      },
      "expansion": "ind-",
      "name": "head"
    }
  ],
  "lang": "Old Irish",
  "lang_code": "sga",
  "pos": "prefix",
  "senses": [
    {
      "glosses": [
        "inside, within"
      ],
      "links": [
        [
          "inside",
          "inside"
        ],
        [
          "within",
          "within"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "ind-"
}