"-zta" meaning in Basque

{
  "categories": [
    {
      "kind": "other",
      "name": "Suffixes en basque",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Basque",
      "orig": "basque",
      "parents": [],
      "source": "w"
    }
  ],
  "lang": "Basque",
  "lang_code": "eu",
  "pos": "suffix",
  "pos_title": "Suffixe",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Exemples en basque",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "ardozta",
          "translation": "arrosé de vin — (ardo = vin)"
        }
      ],
      "glosses": [
        "Suffixe usuel basque de substantifs et qui signifie « garnir de », « couvrir de »."
      ],
      "id": "fr--zta-eu-suffix-NjeCCdD6"
    }
  ],
  "sounds": [
    {
      "ipa": "\\s̻.ta\\"
    }
  ],
  "synonyms": [
    {
      "word": "-ezta"
    }
  ],
  "tags": [
    "morpheme"
  ],
  "word": "-zta"
}

{
  "categories": [
    "Suffixes en basque",
    "basque"
  ],
  "lang": "Basque",
  "lang_code": "eu",
  "pos": "suffix",
  "pos_title": "Suffixe",
  "senses": [
    {
      "categories": [
        "Exemples en basque"
      ],
      "examples": [
        {
          "text": "ardozta",
          "translation": "arrosé de vin — (ardo = vin)"
        }
      ],
      "glosses": [
        "Suffixe usuel basque de substantifs et qui signifie « garnir de », « couvrir de »."
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\s̻.ta\\"
    }
  ],
  "synonyms": [
    {
      "word": "-ezta"
    }
  ],
  "tags": [
    "morpheme"
  ],
  "word": "-zta"
}