"труднощів" meaning in Ukrainian

{
  "forms": [
    {
      "form": "тру́днощів",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "trúdnoščiv",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "uk",
        "2": "noun form",
        "g": "in-p",
        "head": "тру́днощів"
      },
      "expansion": "тру́днощів • (trúdnoščiv) inan pl",
      "name": "head"
    }
  ],
  "lang": "Ukrainian",
  "lang_code": "uk",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Ukrainian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "form_of": [
        {
          "extra": "trúdnošči",
          "word": "тру́днощі"
        }
      ],
      "glosses": [
        "genitive plural of тру́днощі (trúdnošči)"
      ],
      "id": "en-труднощів-uk-noun-kAaV6aQm",
      "links": [
        [
          "тру́днощі",
          "труднощі#Ukrainian"
        ]
      ],
      "tags": [
        "form-of",
        "genitive",
        "plural"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ˈtrudnɔʃt͡ʃʲiu̯]"
    }
  ],
  "word": "труднощів"
}

{
  "forms": [
    {
      "form": "тру́днощів",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "trúdnoščiv",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "uk",
        "2": "noun form",
        "g": "in-p",
        "head": "тру́днощів"
      },
      "expansion": "тру́днощів • (trúdnoščiv) inan pl",
      "name": "head"
    }
  ],
  "lang": "Ukrainian",
  "lang_code": "uk",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Pages with 1 entry",
        "Ukrainian entries with incorrect language header",
        "Ukrainian non-lemma forms",
        "Ukrainian noun forms",
        "Ukrainian terms with IPA pronunciation"
      ],
      "form_of": [
        {
          "extra": "trúdnošči",
          "word": "тру́днощі"
        }
      ],
      "glosses": [
        "genitive plural of тру́днощі (trúdnošči)"
      ],
      "links": [
        [
          "тру́днощі",
          "труднощі#Ukrainian"
        ]
      ],
      "tags": [
        "form-of",
        "genitive",
        "plural"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ˈtrudnɔʃt͡ʃʲiu̯]"
    }
  ],
  "word": "труднощів"
}