Etymology of 'sup

Raw extraction fields are retained for auditing. Their order does not establish ancestry.

{
  "templates": [
    {
      "name": "contraction",
      "args": {
        "1": "en",
        "2": "what's up"
      },
      "expansion": "Contraction of what's up"
    }
  ],
  "links": [
    [
      "what's up",
      "what's up#English"
    ]
  ],
  "references": [],
  "descendants": [],
  "lexical": [
    {
      "pos": "contraction",
      "glosses": [
        "How are you? What is new?"
      ],
      "tags": [
        "contraction"
      ],
      "recordId": "5a0cb536b589be34396a635dc2cdf8673735a7b8f17361df4a8b92e565dbebb9",
      "rawRecordSha256": "aa127cb6f79f7f9e8b8ab29865b5f1a7fdb0e2074c8bb94648e1bcdd6f7e89e6",
      "sourceRecordOrdinal": 277336
    }
  ],
  "omittedAuxiliaryFields": {
    "templates": 0,
    "links": 0,
    "references": 0,
    "descendants": 0,
    "lexicalRecords": 0,
    "lexicalSenses": 0,
    "glosses": 0
  }
}