"ਪੱਤਰ ਵਿਹਾਰ" meaning in Punjabi

{
  "forms": [
    {
      "form": "pattar vihār",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "g": "m"
      },
      "expansion": "ਪੱਤਰ ਵਿਹਾਰ • (pattar vihār) m",
      "name": "pa-noun"
    }
  ],
  "lang": "Punjabi",
  "lang_code": "pa",
  "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": "Punjabi entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "pa",
          "name": "Writing",
          "orig": "pa:Writing",
          "parents": [
            "Human behaviour",
            "Language",
            "Human",
            "Communication",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "correspondence"
      ],
      "id": "en-ਪੱਤਰ_ਵਿਹਾਰ-pa-noun-FGVL8rdz",
      "links": [
        [
          "correspondence",
          "correspondence"
        ]
      ]
    }
  ],
  "word": "ਪੱਤਰ ਵਿਹਾਰ"
}

{
  "forms": [
    {
      "form": "pattar vihār",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "g": "m"
      },
      "expansion": "ਪੱਤਰ ਵਿਹਾਰ • (pattar vihār) m",
      "name": "pa-noun"
    }
  ],
  "lang": "Punjabi",
  "lang_code": "pa",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Pages with 1 entry",
        "Pages with entries",
        "Punjabi entries with incorrect language header",
        "Punjabi lemmas",
        "Punjabi masculine nouns",
        "Punjabi multiword terms",
        "Punjabi nouns",
        "Punjabi nouns in Gurmukhi script",
        "pa:Writing"
      ],
      "glosses": [
        "correspondence"
      ],
      "links": [
        [
          "correspondence",
          "correspondence"
        ]
      ]
    }
  ],
  "word": "ਪੱਤਰ ਵਿਹਾਰ"
}