"arqui-" meaning in Spanish

{
  "etymology_templates": [
    {
      "args": {
        "1": "es",
        "2": "grc",
        "3": "ἀρχι-",
        "4": "",
        "5": "first, chief"
      },
      "expansion": "Borrowed from Ancient Greek ἀρχι- (arkhi-, “first, chief”)",
      "name": "bor+"
    }
  ],
  "etymology_text": "Borrowed from Ancient Greek ἀρχι- (arkhi-, “first, chief”), from ἄρχω (árkhō, “to begin, to lead, to rule”).",
  "head_templates": [
    {
      "args": {
        "1": "es",
        "2": "prefix"
      },
      "expansion": "arqui-",
      "name": "head"
    }
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Spanish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "arch-, archi-"
      ],
      "id": "en-arqui--es-prefix-eMgiqsTY",
      "links": [
        [
          "arch-",
          "arch-"
        ],
        [
          "archi-",
          "archi-"
        ]
      ],
      "synonyms": [
        {
          "word": "archi-"
        },
        {
          "word": "arce-"
        },
        {
          "word": "arci-"
        },
        {
          "word": "arz-"
        }
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "arqui-"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "es",
        "2": "grc",
        "3": "ἀρχι-",
        "4": "",
        "5": "first, chief"
      },
      "expansion": "Borrowed from Ancient Greek ἀρχι- (arkhi-, “first, chief”)",
      "name": "bor+"
    }
  ],
  "etymology_text": "Borrowed from Ancient Greek ἀρχι- (arkhi-, “first, chief”), from ἄρχω (árkhō, “to begin, to lead, to rule”).",
  "head_templates": [
    {
      "args": {
        "1": "es",
        "2": "prefix"
      },
      "expansion": "arqui-",
      "name": "head"
    }
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        "Pages with 2 entries",
        "Pages with entries",
        "Spanish entries with incorrect language header",
        "Spanish lemmas",
        "Spanish prefixes",
        "Spanish terms borrowed from Ancient Greek",
        "Spanish terms derived from Ancient Greek"
      ],
      "glosses": [
        "arch-, archi-"
      ],
      "links": [
        [
          "arch-",
          "arch-"
        ],
        [
          "archi-",
          "archi-"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "archi-"
    },
    {
      "word": "arce-"
    },
    {
      "word": "arci-"
    },
    {
      "word": "arz-"
    }
  ],
  "word": "arqui-"
}