"ཞ་སྨྱུག" meaning in Tibetan

{
  "forms": [
    {
      "form": "zha smyug",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "bo",
        "2": "noun"
      },
      "expansion": "ཞ་སྨྱུག • (zha smyug)",
      "name": "head"
    }
  ],
  "lang": "Tibetan",
  "lang_code": "bo",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Tibetan entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "bo",
          "name": "Writing instruments",
          "orig": "bo:Writing instruments",
          "parents": [
            "Stationery",
            "Tools",
            "Writing",
            "Technology",
            "Human behaviour",
            "Language",
            "All topics",
            "Human",
            "Communication",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "pencil"
      ],
      "id": "en-ཞ་སྨྱུག-bo-noun-E4CWaPtD",
      "links": [
        [
          "pencil",
          "pencil"
        ]
      ],
      "related": [
        {
          "roman": "smyug gu",
          "word": "སྨྱུག་གུ"
        }
      ]
    }
  ],
  "word": "ཞ་སྨྱུག"
}

{
  "forms": [
    {
      "form": "zha smyug",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "bo",
        "2": "noun"
      },
      "expansion": "ཞ་སྨྱུག • (zha smyug)",
      "name": "head"
    }
  ],
  "lang": "Tibetan",
  "lang_code": "bo",
  "pos": "noun",
  "related": [
    {
      "roman": "smyug gu",
      "word": "སྨྱུག་གུ"
    }
  ],
  "senses": [
    {
      "categories": [
        "Pages with 1 entry",
        "Pages with entries",
        "Tibetan entries with incorrect language header",
        "Tibetan lemmas",
        "Tibetan nouns",
        "bo:Writing instruments"
      ],
      "glosses": [
        "pencil"
      ],
      "links": [
        [
          "pencil",
          "pencil"
        ]
      ]
    }
  ],
  "word": "ཞ་སྨྱུག"
}