"xứ Thanh" meaning in Vietnamese

{
  "etymology_templates": [
    {
      "args": {
        "1": "vi",
        "2": "xứ",
        "3": "Thanh",
        "t1": "region"
      },
      "expansion": "xứ (“region”) + Thanh",
      "name": "com"
    }
  ],
  "etymology_text": "xứ (“region”) + Thanh.",
  "head_templates": [
    {
      "args": {
        "1": "vi",
        "2": "proper noun",
        "head": "",
        "tr": ""
      },
      "expansion": "xứ Thanh",
      "name": "head"
    }
  ],
  "lang": "Vietnamese",
  "lang_code": "vi",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Vietnamese entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "place",
          "langcode": "vi",
          "name": "Places in Vietnam",
          "orig": "vi:Places in Vietnam",
          "parents": [
            "Places",
            "Names",
            "All topics",
            "Proper nouns",
            "Terms by semantic function",
            "Fundamental",
            "Nouns",
            "Lemmas"
          ],
          "source": "w"
        },
        {
          "kind": "place",
          "langcode": "vi",
          "name": "Provinces of Vietnam",
          "orig": "vi:Provinces of Vietnam",
          "parents": [
            "Provinces",
            "Places",
            "Political subdivisions",
            "Names",
            "Polities",
            "All topics",
            "Proper nouns",
            "Terms by semantic function",
            "Fundamental",
            "Nouns",
            "Lemmas"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Synonym of Thanh Hoá"
      ],
      "id": "en-xứ_Thanh-vi-name-zqtMYpxZ",
      "links": [
        [
          "Thanh Hoá",
          "Thanh Hoá#Vietnamese"
        ]
      ],
      "raw_glosses": [
        "(literary) Synonym of Thanh Hoá"
      ],
      "synonyms": [
        {
          "tags": [
            "synonym",
            "synonym-of"
          ],
          "word": "Thanh Hoá"
        }
      ],
      "tags": [
        "literary"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[sɨ˧˦ tʰajŋ̟˧˧]",
      "tags": [
        "Hà-Nội"
      ]
    },
    {
      "ipa": "[sɨ˨˩˦ tʰɛɲ˧˧]",
      "tags": [
        "Huế"
      ]
    },
    {
      "ipa": "[sɨ˦˥ tʰan˧˧]",
      "note": "Saigon"
    }
  ],
  "word": "xứ Thanh"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "vi",
        "2": "xứ",
        "3": "Thanh",
        "t1": "region"
      },
      "expansion": "xứ (“region”) + Thanh",
      "name": "com"
    }
  ],
  "etymology_text": "xứ (“region”) + Thanh.",
  "head_templates": [
    {
      "args": {
        "1": "vi",
        "2": "proper noun",
        "head": "",
        "tr": ""
      },
      "expansion": "xứ Thanh",
      "name": "head"
    }
  ],
  "lang": "Vietnamese",
  "lang_code": "vi",
  "pos": "name",
  "senses": [
    {
      "categories": [
        "Pages with 1 entry",
        "Pages with entries",
        "Vietnamese compound terms",
        "Vietnamese entries with incorrect language header",
        "Vietnamese lemmas",
        "Vietnamese literary terms",
        "Vietnamese proper nouns",
        "Vietnamese terms with IPA pronunciation",
        "vi:Places in Vietnam",
        "vi:Provinces of Vietnam"
      ],
      "glosses": [
        "Synonym of Thanh Hoá"
      ],
      "links": [
        [
          "Thanh Hoá",
          "Thanh Hoá#Vietnamese"
        ]
      ],
      "raw_glosses": [
        "(literary) Synonym of Thanh Hoá"
      ],
      "synonyms": [
        {
          "tags": [
            "synonym",
            "synonym-of"
          ],
          "word": "Thanh Hoá"
        }
      ],
      "tags": [
        "literary"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[sɨ˧˦ tʰajŋ̟˧˧]",
      "tags": [
        "Hà-Nội"
      ]
    },
    {
      "ipa": "[sɨ˨˩˦ tʰɛɲ˧˧]",
      "tags": [
        "Huế"
      ]
    },
    {
      "ipa": "[sɨ˦˥ tʰan˧˧]",
      "note": "Saigon"
    }
  ],
  "word": "xứ Thanh"
}