"duelling" meaning in English

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      "expansion": "duelling",
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  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
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          "kind": "other",
          "name": "British English",
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      "form_of": [
        {
          "word": "duel"
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        "present participle and gerund of duel"
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      "links": [
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          "duel",
          "duel#English"
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        "(British) present participle and gerund of duel"
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        "gerund",
        "participle",
        "present"
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  "synonyms": [
    {
      "_dis1": "0 0",
      "tags": [
        "US"
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      "word": "dueling"
    }
  ],
  "word": "duelling"
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{
  "forms": [
    {
      "form": "duellings",
      "tags": [
        "plural"
      ]
    }
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      "expansion": "duelling (plural duellings)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "dueling"
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          "source": "w+disamb"
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      ],
      "derived": [
        {
          "word": "antiduelling"
        }
      ],
      "glosses": [
        "Alternative spelling of dueling"
      ],
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      "links": [
        [
          "dueling",
          "dueling#English"
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        {
          "word": "dualling"
        }
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        "alt-of",
        "alternative"
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  "synonyms": [
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      "tags": [
        "US"
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      "word": "dueling"
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  ],
  "word": "duelling"
}

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  "head_templates": [
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      "expansion": "duelling",
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  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
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      "categories": [
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      "form_of": [
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          "word": "duel"
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      "glosses": [
        "present participle and gerund of duel"
      ],
      "links": [
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          "duel#English"
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      "raw_glosses": [
        "(British) present participle and gerund of duel"
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  "synonyms": [
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      "word": "dueling"
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  ],
  "word": "duelling"
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    "Pages with entries"
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  "derived": [
    {
      "word": "antiduelling"
    }
  ],
  "forms": [
    {
      "form": "duellings",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
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      "expansion": "duelling (plural duellings)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "dualling"
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  ],
  "senses": [
    {
      "alt_of": [
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          "word": "dueling"
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      ],
      "glosses": [
        "Alternative spelling of dueling"
      ],
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          "dueling",
          "dueling#English"
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  "synonyms": [
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      "word": "dueling"
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  "word": "duelling"
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