"trzeja" meaning in Polish

{
  "head_templates": [
    {
      "args": {
        "1": "impf",
        "def": "1"
      },
      "expansion": "trzeja impf (defective)",
      "name": "pl-verb"
    }
  ],
  "lang": "Polish",
  "lang_code": "pl",
  "pos": "verb",
  "senses": [
    {
      "alt_of": [
        {
          "word": "trzeba"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Polish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Żywiec Polish",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Alternative form of trzeba"
      ],
      "id": "en-trzeja-pl-verb-hES518B0",
      "links": [
        [
          "trzeba",
          "trzeba#Polish"
        ]
      ],
      "raw_glosses": [
        "(Żywiec, intransitive, impersonal) Alternative form of trzeba"
      ],
      "tags": [
        "alt-of",
        "alternative",
        "defective",
        "imperfective",
        "impersonal",
        "intransitive"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈtʂɛ.ja/",
      "note": "Żywiec"
    }
  ],
  "word": "trzeja"
}

{
  "head_templates": [
    {
      "args": {
        "1": "impf",
        "def": "1"
      },
      "expansion": "trzeja impf (defective)",
      "name": "pl-verb"
    }
  ],
  "lang": "Polish",
  "lang_code": "pl",
  "pos": "verb",
  "senses": [
    {
      "alt_of": [
        {
          "word": "trzeba"
        }
      ],
      "categories": [
        "Pages with 1 entry",
        "Pages with entries",
        "Polish 2-syllable words",
        "Polish defective verbs",
        "Polish entries with incorrect language header",
        "Polish imperfective verbs",
        "Polish impersonal verbs",
        "Polish intransitive verbs",
        "Polish lemmas",
        "Polish terms with IPA pronunciation",
        "Polish verbs",
        "Żywiec Polish"
      ],
      "glosses": [
        "Alternative form of trzeba"
      ],
      "links": [
        [
          "trzeba",
          "trzeba#Polish"
        ]
      ],
      "raw_glosses": [
        "(Żywiec, intransitive, impersonal) Alternative form of trzeba"
      ],
      "tags": [
        "alt-of",
        "alternative",
        "defective",
        "imperfective",
        "impersonal",
        "intransitive"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈtʂɛ.ja/",
      "note": "Żywiec"
    }
  ],
  "word": "trzeja"
}