"ha-" meaning in Azerbaijani

{
  "etymology_templates": [
    {
      "args": {
        "1": "az",
        "2": "trk-pro",
        "3": "*ka-"
      },
      "expansion": "Proto-Turkic *ka-",
      "name": "der"
    }
  ],
  "etymology_text": "Ultimately from Proto-Turkic *ka-.",
  "head_templates": [
    {
      "args": {
        "1": "az",
        "2": "prefix"
      },
      "expansion": "ha-",
      "name": "head"
    }
  ],
  "lang": "Azerbaijani",
  "lang_code": "az",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Azerbaijani entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 7 entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "used for forming wh questions eg. hara (where)"
      ],
      "id": "en-ha--az-prefix-Vi9rJuru",
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "ha-"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "az",
        "2": "trk-pro",
        "3": "*ka-"
      },
      "expansion": "Proto-Turkic *ka-",
      "name": "der"
    }
  ],
  "etymology_text": "Ultimately from Proto-Turkic *ka-.",
  "head_templates": [
    {
      "args": {
        "1": "az",
        "2": "prefix"
      },
      "expansion": "ha-",
      "name": "head"
    }
  ],
  "lang": "Azerbaijani",
  "lang_code": "az",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        "Azerbaijani entries with incorrect language header",
        "Azerbaijani lemmas",
        "Azerbaijani prefixes",
        "Azerbaijani terms derived from Proto-Turkic",
        "Pages with 7 entries"
      ],
      "glosses": [
        "used for forming wh questions eg. hara (where)"
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "ha-"
}