"𢞂" meaning in Vietnamese

{
  "forms": [
    {
      "form": "𢞂: Nôm readings: buồn",
      "tags": [
        "canonical"
      ]
    }
  ],
  "lang": "Vietnamese",
  "lang_code": "vi",
  "pos": "character",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Vietnamese Han tu",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Vietnamese Nom",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Vietnamese terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "sad, melancholic"
      ],
      "id": "en-𢞂-vi-character-THB1fWVE",
      "links": [
        [
          "sad",
          "sad"
        ],
        [
          "melancholic",
          "melancholic"
        ]
      ],
      "raw_tags": [
        "han"
      ]
    }
  ],
  "word": "𢞂"
}

{
  "forms": [
    {
      "form": "𢞂: Nôm readings: buồn",
      "tags": [
        "canonical"
      ]
    }
  ],
  "lang": "Vietnamese",
  "lang_code": "vi",
  "pos": "character",
  "senses": [
    {
      "categories": [
        "Vietnamese Han characters",
        "Vietnamese Han tu",
        "Vietnamese Nom",
        "Vietnamese lemmas",
        "Vietnamese terms with non-redundant non-automated sortkeys"
      ],
      "glosses": [
        "sad, melancholic"
      ],
      "links": [
        [
          "sad",
          "sad"
        ],
        [
          "melancholic",
          "melancholic"
        ]
      ],
      "raw_tags": [
        "han"
      ]
    }
  ],
  "word": "𢞂"
}

{
  "called_from": "form_descriptions/1147",
  "msg": "suspicious related form tags ['canonical']: '𢞂: Nôm readings: buồn' in '𢞂: Nôm readings: buồn'",
  "path": [
    "𢞂"
  ],
  "section": "Vietnamese",
  "subsection": "han character",
  "title": "𢞂",
  "trace": ""
}