"beta" meaning in Jamaican Creole

{
  "head_templates": [
    {
      "args": {
        "1": "jam",
        "2": "comparative adjective"
      },
      "expansion": "beta",
      "name": "head"
    }
  ],
  "lang": "Jamaican Creole",
  "lang_code": "jam",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Jamaican Creole entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 22 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "Anybody who has ears – better listen good!",
          "ref": "2012, Di Jamiekan Nyuu Testiment, Edinburgh: DJB, published 2012, →ISBN, Matyu 11:15:",
          "text": "Enibadi we av iez — beta lisn gud!",
          "type": "quote"
        }
      ],
      "form_of": [
        {
          "extra": "better",
          "word": "gud"
        }
      ],
      "glosses": [
        "comparative degree of gud: better"
      ],
      "id": "en-beta-jam-adj-ymP2fboq",
      "links": [
        [
          "gud",
          "gud#Jamaican_Creole"
        ],
        [
          "better",
          "better"
        ]
      ],
      "tags": [
        "comparative",
        "form-of"
      ]
    }
  ],
  "word": "beta"
}

{
  "categories": [
    "Pages with 22 entries",
    "Pages with entries",
    "sv:Greek letter names",
    "sv:Vegetables"
  ],
  "head_templates": [
    {
      "args": {
        "1": "jam",
        "2": "comparative adjective"
      },
      "expansion": "beta",
      "name": "head"
    }
  ],
  "lang": "Jamaican Creole",
  "lang_code": "jam",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        "Jamaican Creole comparative adjectives",
        "Jamaican Creole entries with incorrect language header",
        "Jamaican Creole non-lemma forms",
        "Jamaican Creole terms with quotations",
        "Pages with 22 entries",
        "Pages with entries"
      ],
      "examples": [
        {
          "english": "Anybody who has ears – better listen good!",
          "ref": "2012, Di Jamiekan Nyuu Testiment, Edinburgh: DJB, published 2012, →ISBN, Matyu 11:15:",
          "text": "Enibadi we av iez — beta lisn gud!",
          "type": "quote"
        }
      ],
      "form_of": [
        {
          "extra": "better",
          "word": "gud"
        }
      ],
      "glosses": [
        "comparative degree of gud: better"
      ],
      "links": [
        [
          "gud",
          "gud#Jamaican_Creole"
        ],
        [
          "better",
          "better"
        ]
      ],
      "tags": [
        "comparative",
        "form-of"
      ]
    }
  ],
  "word": "beta"
}