"pika" meaning in Esperanto

{
  "forms": [
    {
      "form": "pikan",
      "tags": [
        "accusative",
        "singular"
      ]
    },
    {
      "form": "pikaj",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "pikajn",
      "tags": [
        "accusative",
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "pika (accusative singular pikan, plural pikaj, accusative plural pikajn)",
      "name": "eo-head"
    }
  ],
  "hyphenation": [
    "pi‧ka"
  ],
  "lang": "Esperanto",
  "lang_code": "eo",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Esperanto entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 19 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "eo",
          "name": "Card games",
          "orig": "eo:Card games",
          "parents": [
            "Games",
            "Recreation",
            "Human activity",
            "Human behaviour",
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "the ace of spades",
          "text": "la pika aso",
          "type": "example"
        }
      ],
      "glosses": [
        "of the suit of spades (♠)."
      ],
      "id": "en-pika-eo-adj-XpI8ltO3",
      "links": [
        [
          "card game",
          "card game"
        ],
        [
          "suit",
          "suit"
        ],
        [
          "spades",
          "spades"
        ],
        [
          "♠",
          "♠"
        ]
      ],
      "raw_glosses": [
        "(card games) of the suit of spades (♠)."
      ],
      "related": [
        {
          "word": "piko"
        }
      ],
      "topics": [
        "card-games",
        "games"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "LL-Q143 (epo)-Lepticed7-pika.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/5/59/LL-Q143_%28epo%29-Lepticed7-pika.wav/LL-Q143_%28epo%29-Lepticed7-pika.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/5/59/LL-Q143_%28epo%29-Lepticed7-pika.wav/LL-Q143_%28epo%29-Lepticed7-pika.wav.ogg"
    },
    {
      "ipa": "[ˈpika]"
    },
    {
      "rhymes": "-ika"
    }
  ],
  "word": "pika"
}

{
  "forms": [
    {
      "form": "pikan",
      "tags": [
        "accusative",
        "singular"
      ]
    },
    {
      "form": "pikaj",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "pikajn",
      "tags": [
        "accusative",
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "pika (accusative singular pikan, plural pikaj, accusative plural pikajn)",
      "name": "eo-head"
    }
  ],
  "hyphenation": [
    "pi‧ka"
  ],
  "lang": "Esperanto",
  "lang_code": "eo",
  "pos": "adj",
  "related": [
    {
      "word": "piko"
    }
  ],
  "senses": [
    {
      "categories": [
        "Esperanto adjectives",
        "Esperanto adjectives with red links in their headword lines",
        "Esperanto entries with incorrect language header",
        "Esperanto lemmas",
        "Esperanto terms with IPA pronunciation",
        "Esperanto terms with usage examples",
        "Pages with 19 entries",
        "Pages with entries",
        "Rhymes:Esperanto/ika",
        "eo:Card games"
      ],
      "examples": [
        {
          "english": "the ace of spades",
          "text": "la pika aso",
          "type": "example"
        }
      ],
      "glosses": [
        "of the suit of spades (♠)."
      ],
      "links": [
        [
          "card game",
          "card game"
        ],
        [
          "suit",
          "suit"
        ],
        [
          "spades",
          "spades"
        ],
        [
          "♠",
          "♠"
        ]
      ],
      "raw_glosses": [
        "(card games) of the suit of spades (♠)."
      ],
      "topics": [
        "card-games",
        "games"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "LL-Q143 (epo)-Lepticed7-pika.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/5/59/LL-Q143_%28epo%29-Lepticed7-pika.wav/LL-Q143_%28epo%29-Lepticed7-pika.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/5/59/LL-Q143_%28epo%29-Lepticed7-pika.wav/LL-Q143_%28epo%29-Lepticed7-pika.wav.ogg"
    },
    {
      "ipa": "[ˈpika]"
    },
    {
      "rhymes": "-ika"
    }
  ],
  "word": "pika"
}