"xwv xyem" meaning in White Hmong

{
  "head_templates": [
    {
      "args": {
        "1": "mww",
        "2": "noun"
      },
      "expansion": "xwv xyem",
      "name": "head"
    }
  ],
  "lang": "White Hmong",
  "lang_code": "mww",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "White Hmong entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "vernix; vernix caseosa"
      ],
      "id": "en-xwv_xyem-mww-noun--btZcGB3",
      "links": [
        [
          "vernix",
          "vernix"
        ],
        [
          "vernix caseosa",
          "vernix caseosa"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/sɨ˧˦.ɕe˩̰/"
    }
  ],
  "word": "xwv xyem"
}

{
  "head_templates": [
    {
      "args": {
        "1": "mww",
        "2": "noun"
      },
      "expansion": "xwv xyem",
      "name": "head"
    }
  ],
  "lang": "White Hmong",
  "lang_code": "mww",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "White Hmong entries with incorrect language header",
        "White Hmong lemmas",
        "White Hmong multiword terms",
        "White Hmong nouns",
        "White Hmong terms with IPA pronunciation"
      ],
      "glosses": [
        "vernix; vernix caseosa"
      ],
      "links": [
        [
          "vernix",
          "vernix"
        ],
        [
          "vernix caseosa",
          "vernix caseosa"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/sɨ˧˦.ɕe˩̰/"
    }
  ],
  "word": "xwv xyem"
}