"niegdyś" meaning in Polish

{
  "etymology_templates": [
    {
      "args": {
        "1": "pl",
        "2": "nie-",
        "3": "gdy",
        "4": "-ś"
      },
      "expansion": "nie- + gdy + -ś",
      "name": "af"
    }
  ],
  "etymology_text": "From nie- + gdy + -ś.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "niegdyś (not comparable)",
      "name": "pl-adv"
    }
  ],
  "hyphenation": [
    "nie‧gdyś"
  ],
  "lang": "Polish",
  "lang_code": "pl",
  "pos": "adv",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Polish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Polish terms prefixed with nie-",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Polish terms suffixed with -ś",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "formerly, once (roughly) used to"
      ],
      "id": "en-niegdyś-pl-adv-f8FCePku",
      "links": [
        [
          "formerly",
          "formerly"
        ],
        [
          "once",
          "once"
        ],
        [
          "used to",
          "used to"
        ]
      ],
      "raw_glosses": [
        "(literary) formerly, once (roughly) used to"
      ],
      "synonyms": [
        {
          "word": "kiedyś"
        },
        {
          "word": "dawniej"
        }
      ],
      "tags": [
        "literary",
        "not-comparable"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈɲɛ.ɡdɨɕ/"
    },
    {
      "rhymes": "-ɛɡdɨɕ"
    }
  ],
  "word": "niegdyś"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "pl",
        "2": "nie-",
        "3": "gdy",
        "4": "-ś"
      },
      "expansion": "nie- + gdy + -ś",
      "name": "af"
    }
  ],
  "etymology_text": "From nie- + gdy + -ś.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "niegdyś (not comparable)",
      "name": "pl-adv"
    }
  ],
  "hyphenation": [
    "nie‧gdyś"
  ],
  "lang": "Polish",
  "lang_code": "pl",
  "pos": "adv",
  "senses": [
    {
      "categories": [
        "Polish 2-syllable words",
        "Polish adverbs",
        "Polish entries with incorrect language header",
        "Polish lemmas",
        "Polish literary terms",
        "Polish terms prefixed with nie-",
        "Polish terms suffixed with -ś",
        "Polish terms with IPA pronunciation",
        "Polish terms with audio links",
        "Polish time adverbs",
        "Polish uncomparable adverbs",
        "Rhymes:Polish/ɛɡdɨɕ",
        "Rhymes:Polish/ɛɡdɨɕ/2 syllables"
      ],
      "glosses": [
        "formerly, once (roughly) used to"
      ],
      "links": [
        [
          "formerly",
          "formerly"
        ],
        [
          "once",
          "once"
        ],
        [
          "used to",
          "used to"
        ]
      ],
      "raw_glosses": [
        "(literary) formerly, once (roughly) used to"
      ],
      "synonyms": [
        {
          "word": "kiedyś"
        },
        {
          "word": "dawniej"
        }
      ],
      "tags": [
        "literary",
        "not-comparable"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈɲɛ.ɡdɨɕ/"
    },
    {
      "rhymes": "-ɛɡdɨɕ"
    }
  ],
  "word": "niegdyś"
}