"bourder" meaning in Middle English

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  "lang": "Middle English",
  "lang_code": "enm",
  "pos": "noun",
  "senses": [
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          "word": "bourdour"
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          "text": "cowardly and felonsly they slew sir Dynadan, whyche was a grete dammage, for he was a grete bourder and a passynge good knyght",
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        "Alternative form of bourdour"
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  "word": "bourder"
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  "lang": "Middle English",
  "lang_code": "enm",
  "pos": "noun",
  "senses": [
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      "alt_of": [
        {
          "word": "bourdour"
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          "text": "cowardly and felonsly they slew sir Dynadan, whyche was a grete dammage, for he was a grete bourder and a passynge good knyght",
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        }
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