"esca" meaning in Spanish

{
  "etymology_templates": [
    {
      "args": {
        "1": "es",
        "2": "la",
        "3": "ēsca"
      },
      "expansion": "Borrowed from Latin ēsca",
      "name": "bor+"
    },
    {
      "args": {
        "1": "es",
        "2": "yesca",
        "notext": "1"
      },
      "expansion": "yesca",
      "name": "doublet"
    }
  ],
  "etymology_text": "Borrowed from Latin ēsca. Compare the inherited doublet yesca.",
  "forms": [
    {
      "form": "escas",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "f"
      },
      "expansion": "esca f (plural escas)",
      "name": "es-noun"
    }
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Spanish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "bait (substance used in catching fish)"
      ],
      "id": "en-esca-es-noun-mNMDdrMp",
      "links": [
        [
          "bait",
          "bait"
        ]
      ],
      "raw_glosses": [
        "(dated) bait (substance used in catching fish)"
      ],
      "related": [
        {
          "word": "yesca"
        }
      ],
      "synonyms": [
        {
          "word": "cebo"
        }
      ],
      "tags": [
        "dated",
        "feminine"
      ],
      "wikipedia": [
        "Diccionario crítico etimológico castellano e hispánico"
      ]
    }
  ],
  "word": "esca"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "es",
        "2": "la",
        "3": "ēsca"
      },
      "expansion": "Borrowed from Latin ēsca",
      "name": "bor+"
    },
    {
      "args": {
        "1": "es",
        "2": "yesca",
        "notext": "1"
      },
      "expansion": "yesca",
      "name": "doublet"
    }
  ],
  "etymology_text": "Borrowed from Latin ēsca. Compare the inherited doublet yesca.",
  "forms": [
    {
      "form": "escas",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "f"
      },
      "expansion": "esca f (plural escas)",
      "name": "es-noun"
    }
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "noun",
  "related": [
    {
      "word": "yesca"
    }
  ],
  "senses": [
    {
      "categories": [
        "Spanish countable nouns",
        "Spanish dated terms",
        "Spanish doublets",
        "Spanish entries with incorrect language header",
        "Spanish feminine nouns",
        "Spanish lemmas",
        "Spanish nouns",
        "Spanish terms borrowed from Latin",
        "Spanish terms derived from Latin"
      ],
      "glosses": [
        "bait (substance used in catching fish)"
      ],
      "links": [
        [
          "bait",
          "bait"
        ]
      ],
      "raw_glosses": [
        "(dated) bait (substance used in catching fish)"
      ],
      "synonyms": [
        {
          "word": "cebo"
        }
      ],
      "tags": [
        "dated",
        "feminine"
      ],
      "wikipedia": [
        "Diccionario crítico etimológico castellano e hispánico"
      ]
    }
  ],
  "word": "esca"
}