"ـنیا" meaning in Persian

{
  "etymology_text": "From نیا (niyâ, “ancestor”). See there for more details.",
  "forms": [
    {
      "form": "-niyâ",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "fa",
        "2": "suffix",
        "tr": "-niyâ"
      },
      "expansion": "ـنیا • (-niyâ)",
      "name": "head"
    }
  ],
  "lang": "Persian",
  "lang_code": "fa",
  "pos": "suffix",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Persian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "a suffix forming surnames"
      ],
      "id": "en-ـنیا-fa-suffix-42Jr5ewf",
      "tags": [
        "morpheme"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[niˈjɒː]",
      "tags": [
        "Iran"
      ]
    }
  ],
  "word": "ـنیا"
}

{
  "etymology_text": "From نیا (niyâ, “ancestor”). See there for more details.",
  "forms": [
    {
      "form": "-niyâ",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "fa",
        "2": "suffix",
        "tr": "-niyâ"
      },
      "expansion": "ـنیا • (-niyâ)",
      "name": "head"
    }
  ],
  "lang": "Persian",
  "lang_code": "fa",
  "pos": "suffix",
  "senses": [
    {
      "categories": [
        "Pages with 1 entry",
        "Pages with entries",
        "Persian entries with incorrect language header",
        "Persian lemmas",
        "Persian suffixes"
      ],
      "glosses": [
        "a suffix forming surnames"
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[niˈjɒː]",
      "tags": [
        "Iran"
      ]
    }
  ],
  "word": "ـنیا"
}