"wpierw" meaning in Polish

{
  "etymology_templates": [
    {
      "args": {
        "1": "pl",
        "2": "w",
        "3": "pierw"
      },
      "expansion": "Univerbation of w + pierw",
      "name": "univ"
    }
  ],
  "etymology_text": "Univerbation of w + pierw.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "wpierw (not comparable)",
      "name": "pl-adv"
    }
  ],
  "hyphenation": [
    "wpierw"
  ],
  "lang": "Polish",
  "lang_code": "pl",
  "pos": "adv",
  "senses": [
    {
      "categories": [
        {
          "_dis": "100 0",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "100 0",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "100 0",
          "kind": "other",
          "name": "Polish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "100 0",
          "kind": "other",
          "name": "Polish univerbations",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "first, firstly, first of all (before anything else)"
      ],
      "id": "en-wpierw-pl-adv-DYI1-A1P",
      "links": [
        [
          "first",
          "first"
        ],
        [
          "firstly",
          "firstly"
        ],
        [
          "first of all",
          "first of all"
        ]
      ],
      "raw_glosses": [
        "(literary) first, firstly, first of all (before anything else)"
      ],
      "synonyms": [
        {
          "word": "najpierw"
        },
        {
          "word": "najprzód"
        },
        {
          "word": "najsampierw"
        },
        {
          "word": "na początku"
        },
        {
          "word": "naprzód"
        },
        {
          "word": "nasamprzód"
        },
        {
          "word": "na wstępie"
        },
        {
          "word": "pierw"
        },
        {
          "word": "pierwej"
        },
        {
          "word": "po pierwsze"
        },
        {
          "word": "primo"
        }
      ],
      "tags": [
        "literary",
        "not-comparable"
      ]
    },
    {
      "categories": [],
      "glosses": [
        "formerly, previously"
      ],
      "id": "en-wpierw-pl-adv-WjMFrKj~",
      "links": [
        [
          "formerly",
          "formerly"
        ],
        [
          "previously",
          "previously"
        ]
      ],
      "raw_glosses": [
        "(literary) formerly, previously"
      ],
      "synonyms": [
        {
          "word": "przedtem"
        },
        {
          "word": "uprzednio"
        },
        {
          "word": "wcześniej"
        }
      ],
      "tags": [
        "literary",
        "not-comparable"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/fpjɛrf/"
    },
    {
      "rhymes": "-ɛrf"
    }
  ],
  "word": "wpierw"
}

{
  "categories": [
    "Pages with 1 entry",
    "Pages with entries",
    "Polish 1-syllable words",
    "Polish adverbs",
    "Polish entries with incorrect language header",
    "Polish lemmas",
    "Polish sequence adverbs",
    "Polish terms with IPA pronunciation",
    "Polish terms with audio links",
    "Polish time adverbs",
    "Polish uncomparable adverbs",
    "Polish univerbations",
    "Rhymes:Polish/ɛrf",
    "Rhymes:Polish/ɛrf/1 syllable"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "pl",
        "2": "w",
        "3": "pierw"
      },
      "expansion": "Univerbation of w + pierw",
      "name": "univ"
    }
  ],
  "etymology_text": "Univerbation of w + pierw.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "wpierw (not comparable)",
      "name": "pl-adv"
    }
  ],
  "hyphenation": [
    "wpierw"
  ],
  "lang": "Polish",
  "lang_code": "pl",
  "pos": "adv",
  "senses": [
    {
      "categories": [
        "Polish literary terms"
      ],
      "glosses": [
        "first, firstly, first of all (before anything else)"
      ],
      "links": [
        [
          "first",
          "first"
        ],
        [
          "firstly",
          "firstly"
        ],
        [
          "first of all",
          "first of all"
        ]
      ],
      "raw_glosses": [
        "(literary) first, firstly, first of all (before anything else)"
      ],
      "synonyms": [
        {
          "word": "najpierw"
        },
        {
          "word": "najprzód"
        },
        {
          "word": "najsampierw"
        },
        {
          "word": "na początku"
        },
        {
          "word": "naprzód"
        },
        {
          "word": "nasamprzód"
        },
        {
          "word": "na wstępie"
        },
        {
          "word": "pierw"
        },
        {
          "word": "pierwej"
        },
        {
          "word": "po pierwsze"
        },
        {
          "word": "primo"
        }
      ],
      "tags": [
        "literary",
        "not-comparable"
      ]
    },
    {
      "categories": [
        "Polish literary terms"
      ],
      "glosses": [
        "formerly, previously"
      ],
      "links": [
        [
          "formerly",
          "formerly"
        ],
        [
          "previously",
          "previously"
        ]
      ],
      "raw_glosses": [
        "(literary) formerly, previously"
      ],
      "synonyms": [
        {
          "word": "przedtem"
        },
        {
          "word": "uprzednio"
        },
        {
          "word": "wcześniej"
        }
      ],
      "tags": [
        "literary",
        "not-comparable"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/fpjɛrf/"
    },
    {
      "rhymes": "-ɛrf"
    }
  ],
  "word": "wpierw"
}