"wu" meaning in Lower Sorbian

{
  "etymology_templates": [
    {
      "args": {
        "1": "dsb",
        "2": "sla-pro",
        "3": "*u"
      },
      "expansion": "Proto-Slavic *u",
      "name": "inh"
    }
  ],
  "etymology_text": "From Proto-Slavic *u.",
  "head_templates": [
    {
      "args": {
        "1": "dsb",
        "2": "preposition",
        "3": "with genitive"
      },
      "expansion": "wu (with genitive)",
      "name": "head"
    },
    {
      "args": {
        "1": "g"
      },
      "expansion": "wu (with genitive)",
      "name": "dsb-prep"
    }
  ],
  "lang": "Lower Sorbian",
  "lang_code": "dsb",
  "pos": "prep",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Lower Sorbian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Lower Sorbian prepositions",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "at; at the home, office, workshop, etc. of (compare German bei, French chez, Latin apud, etc.)"
      ],
      "id": "en-wu-dsb-prep-bDzmV0hU",
      "links": [
        [
          "at",
          "at"
        ],
        [
          "home",
          "home"
        ],
        [
          "office",
          "office"
        ],
        [
          "workshop",
          "workshop"
        ],
        [
          "bei",
          "bei#German"
        ],
        [
          "chez",
          "chez#French"
        ],
        [
          "apud",
          "apud#Latin"
        ]
      ],
      "synonyms": [
        {
          "tags": [
            "obsolete"
          ],
          "word": "hu"
        }
      ],
      "tags": [
        "with-genitive"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/u/"
    }
  ],
  "word": "wu"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "dsb",
        "2": "sla-pro",
        "3": "*u"
      },
      "expansion": "Proto-Slavic *u",
      "name": "inh"
    }
  ],
  "etymology_text": "From Proto-Slavic *u.",
  "head_templates": [
    {
      "args": {
        "1": "dsb",
        "2": "preposition",
        "3": "with genitive"
      },
      "expansion": "wu (with genitive)",
      "name": "head"
    },
    {
      "args": {
        "1": "g"
      },
      "expansion": "wu (with genitive)",
      "name": "dsb-prep"
    }
  ],
  "lang": "Lower Sorbian",
  "lang_code": "dsb",
  "pos": "prep",
  "senses": [
    {
      "categories": [
        "Lower Sorbian entries with incorrect language header",
        "Lower Sorbian lemmas",
        "Lower Sorbian prepositions",
        "Lower Sorbian terms derived from Proto-Slavic",
        "Lower Sorbian terms inherited from Proto-Slavic",
        "Lower Sorbian terms with IPA pronunciation"
      ],
      "glosses": [
        "at; at the home, office, workshop, etc. of (compare German bei, French chez, Latin apud, etc.)"
      ],
      "links": [
        [
          "at",
          "at"
        ],
        [
          "home",
          "home"
        ],
        [
          "office",
          "office"
        ],
        [
          "workshop",
          "workshop"
        ],
        [
          "bei",
          "bei#German"
        ],
        [
          "chez",
          "chez#French"
        ],
        [
          "apud",
          "apud#Latin"
        ]
      ],
      "tags": [
        "with-genitive"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/u/"
    }
  ],
  "synonyms": [
    {
      "tags": [
        "obsolete"
      ],
      "word": "hu"
    }
  ],
  "word": "wu"
}