"святою" meaning in Russian

{
  "forms": [
    {
      "form": "свято́ю",
      "tags": [
        "animate",
        "canonical",
        "feminine"
      ]
    },
    {
      "form": "svjatóju",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ru",
        "2": "noun form",
        "g": "f-an",
        "head": "свято́ю"
      },
      "expansion": "свято́ю • (svjatóju) f anim",
      "name": "head"
    }
  ],
  "lang": "Russian",
  "lang_code": "ru",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Russian entries with incorrect language header",
          "parents": [],
          "source": "w"
        }
      ],
      "form_of": [
        {
          "extra": "svjatája",
          "word": "свята́я"
        }
      ],
      "glosses": [
        "instrumental singular of свята́я (svjatája)"
      ],
      "id": "en-святою-ru-noun-R6Nea-7l",
      "links": [
        [
          "свята́я",
          "святая#Russian"
        ]
      ],
      "tags": [
        "form-of",
        "instrumental",
        "singular"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[svʲɪˈtojʊ]"
    }
  ],
  "word": "святою"
}

{
  "forms": [
    {
      "form": "свято́ю",
      "tags": [
        "animate",
        "canonical",
        "feminine"
      ]
    },
    {
      "form": "svjatóju",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ru",
        "2": "noun form",
        "g": "f-an",
        "head": "свято́ю"
      },
      "expansion": "свято́ю • (svjatóju) f anim",
      "name": "head"
    }
  ],
  "lang": "Russian",
  "lang_code": "ru",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Pages with 2 entries",
        "Pages with entries",
        "Russian 3-syllable words",
        "Russian entries with incorrect language header",
        "Russian non-lemma forms",
        "Russian noun forms",
        "Russian terms with IPA pronunciation"
      ],
      "form_of": [
        {
          "extra": "svjatája",
          "word": "свята́я"
        }
      ],
      "glosses": [
        "instrumental singular of свята́я (svjatája)"
      ],
      "links": [
        [
          "свята́я",
          "святая#Russian"
        ]
      ],
      "tags": [
        "form-of",
        "instrumental",
        "singular"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[svʲɪˈtojʊ]"
    }
  ],
  "word": "святою"
}