Etymology of grump

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

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      "expansion": "Uncertain"
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      "grum",
      "grum#English"
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  "lexical": [
    {
      "pos": "verb",
      "glosses": [
        "To complain.",
        "To be grumpy."
      ],
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        "informal",
        "intransitive"
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    {
      "pos": "noun",
      "glosses": [
        "A habitually grumpy or complaining person.",
        "A grumpy mood."
      ],
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        "informal"
      ],
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