"ngã nước" meaning in Vietnamese

{
  "etymology_templates": [
    {
      "args": {
        "1": "vi",
        "2": "ngã",
        "3": "nước",
        "t1": "fall",
        "t2": "water"
      },
      "expansion": "ngã (“fall”) + nước (“water”)",
      "name": "com"
    }
  ],
  "etymology_text": "ngã (“fall”) + nước (“water”).",
  "head_templates": [
    {
      "args": {
        "1": "vi",
        "2": "noun"
      },
      "expansion": "ngã nước",
      "name": "head"
    }
  ],
  "lang": "Vietnamese",
  "lang_code": "vi",
  "pos": "noun",
  "related": [
    {
      "_dis1": "0 0",
      "word": "sốt rét"
    }
  ],
  "senses": [
    {
      "categories": [
        {
          "kind": "topical",
          "langcode": "vi",
          "name": "Diseases",
          "orig": "vi:Diseases",
          "parents": [
            "Disease",
            "Health",
            "Body",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "malaria"
      ],
      "id": "en-ngã_nước-vi-noun-oPCTS~oH",
      "links": [
        [
          "pathology",
          "pathology"
        ],
        [
          "malaria",
          "malaria"
        ]
      ],
      "raw_glosses": [
        "(pathology) malaria"
      ],
      "topics": [
        "medicine",
        "pathology",
        "sciences"
      ]
    },
    {
      "categories": [
        {
          "kind": "topical",
          "langcode": "vi",
          "name": "Diseases",
          "orig": "vi:Diseases",
          "parents": [
            "Disease",
            "Health",
            "Body",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "_dis": "25 75",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "15 85",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "26 74",
          "kind": "other",
          "name": "Vietnamese entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "text": "Trâu bị ngã nước.",
          "type": "example"
        }
      ],
      "glosses": [
        "Illness caused by moving buffalo and cattle from upland to lowland"
      ],
      "id": "en-ngã_nước-vi-noun-0I8emMj7",
      "links": [
        [
          "pathology",
          "pathology"
        ]
      ],
      "raw_glosses": [
        "(pathology) Illness caused by moving buffalo and cattle from upland to lowland"
      ],
      "topics": [
        "medicine",
        "pathology",
        "sciences"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ŋaː˦ˀ˥ nɨək̚˧˦]",
      "tags": [
        "Hà-Nội"
      ]
    },
    {
      "ipa": "[ŋaː˧˨ nɨək̚˦˧˥]",
      "tags": [
        "Huế"
      ]
    },
    {
      "ipa": "[ŋaː˨˩˦ nɨək̚˦˥]",
      "note": "Saigon"
    }
  ],
  "word": "ngã nước"
}

{
  "categories": [
    "Pages with 1 entry",
    "Pages with entries",
    "Vietnamese compound terms",
    "Vietnamese entries with incorrect language header",
    "Vietnamese lemmas",
    "Vietnamese nouns",
    "Vietnamese terms with IPA pronunciation"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "vi",
        "2": "ngã",
        "3": "nước",
        "t1": "fall",
        "t2": "water"
      },
      "expansion": "ngã (“fall”) + nước (“water”)",
      "name": "com"
    }
  ],
  "etymology_text": "ngã (“fall”) + nước (“water”).",
  "head_templates": [
    {
      "args": {
        "1": "vi",
        "2": "noun"
      },
      "expansion": "ngã nước",
      "name": "head"
    }
  ],
  "lang": "Vietnamese",
  "lang_code": "vi",
  "pos": "noun",
  "related": [
    {
      "word": "sốt rét"
    }
  ],
  "senses": [
    {
      "categories": [
        "vi:Diseases"
      ],
      "glosses": [
        "malaria"
      ],
      "links": [
        [
          "pathology",
          "pathology"
        ],
        [
          "malaria",
          "malaria"
        ]
      ],
      "raw_glosses": [
        "(pathology) malaria"
      ],
      "topics": [
        "medicine",
        "pathology",
        "sciences"
      ]
    },
    {
      "categories": [
        "Requests for translations of Vietnamese usage examples",
        "Vietnamese terms with usage examples",
        "vi:Diseases"
      ],
      "examples": [
        {
          "text": "Trâu bị ngã nước.",
          "type": "example"
        }
      ],
      "glosses": [
        "Illness caused by moving buffalo and cattle from upland to lowland"
      ],
      "links": [
        [
          "pathology",
          "pathology"
        ]
      ],
      "raw_glosses": [
        "(pathology) Illness caused by moving buffalo and cattle from upland to lowland"
      ],
      "topics": [
        "medicine",
        "pathology",
        "sciences"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ŋaː˦ˀ˥ nɨək̚˧˦]",
      "tags": [
        "Hà-Nội"
      ]
    },
    {
      "ipa": "[ŋaː˧˨ nɨək̚˦˧˥]",
      "tags": [
        "Huế"
      ]
    },
    {
      "ipa": "[ŋaː˨˩˦ nɨək̚˦˥]",
      "note": "Saigon"
    }
  ],
  "word": "ngã nước"
}