"caro" meaning in Esperanto

{
  "etymology_templates": [
    {
      "args": {
        "1": "eo",
        "2": "ru",
        "3": "царь"
      },
      "expansion": "Russian царь (carʹ)",
      "name": "der"
    },
    {
      "args": {
        "1": "eo",
        "2": "la",
        "3": "Caesar"
      },
      "expansion": "Latin Caesar",
      "name": "der"
    },
    {
      "args": {
        "1": "pl",
        "2": "car"
      },
      "expansion": "Polish car",
      "name": "cog"
    },
    {
      "args": {
        "1": "yi",
        "2": "צאַר"
      },
      "expansion": "Yiddish צאַר (tsar)",
      "name": "cog"
    },
    {
      "args": {
        "1": "eo",
        "2": "Cezaro"
      },
      "expansion": "Doublet of Cezaro",
      "name": "doublet"
    }
  ],
  "etymology_text": "From Russian царь (carʹ), ultimately from Latin Caesar. Compare Polish car, Yiddish צאַר (tsar). Doublet of Cezaro.",
  "forms": [
    {
      "form": "caron",
      "tags": [
        "accusative",
        "singular"
      ]
    },
    {
      "form": "caroj",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "carojn",
      "tags": [
        "accusative",
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "caro (accusative singular caron, plural caroj, accusative plural carojn)",
      "name": "eo-head"
    }
  ],
  "hyphenation": [
    "ca‧ro"
  ],
  "lang": "Esperanto",
  "lang_code": "eo",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Esperanto entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Esperanto entries with language name categories using raw markup",
          "parents": [
            "Entries with language name categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Esperanto male roots",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "place",
          "langcode": "eo",
          "name": "Russia",
          "orig": "eo:Russia",
          "parents": [
            "Asia",
            "Europe",
            "Earth",
            "Eurasia",
            "Nature",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "tsar, czar"
      ],
      "hypernyms": [
        {
          "english": "emperor",
          "word": "imperiestro"
        },
        {
          "english": "monarch",
          "word": "monarko, monarĥo"
        }
      ],
      "id": "en-caro-eo-noun-Y1w4aquf",
      "links": [
        [
          "tsar",
          "tsar"
        ],
        [
          "czar",
          "czar"
        ]
      ],
      "raw_glosses": [
        "(historical) tsar, czar"
      ],
      "tags": [
        "historical"
      ],
      "wikipedia": [
        "eo:Aleksej Miĥajloviĉ"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ˈt͡saro]"
    },
    {
      "rhymes": "-aro"
    }
  ],
  "word": "caro"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "eo",
        "2": "ru",
        "3": "царь"
      },
      "expansion": "Russian царь (carʹ)",
      "name": "der"
    },
    {
      "args": {
        "1": "eo",
        "2": "la",
        "3": "Caesar"
      },
      "expansion": "Latin Caesar",
      "name": "der"
    },
    {
      "args": {
        "1": "pl",
        "2": "car"
      },
      "expansion": "Polish car",
      "name": "cog"
    },
    {
      "args": {
        "1": "yi",
        "2": "צאַר"
      },
      "expansion": "Yiddish צאַר (tsar)",
      "name": "cog"
    },
    {
      "args": {
        "1": "eo",
        "2": "Cezaro"
      },
      "expansion": "Doublet of Cezaro",
      "name": "doublet"
    }
  ],
  "etymology_text": "From Russian царь (carʹ), ultimately from Latin Caesar. Compare Polish car, Yiddish צאַר (tsar). Doublet of Cezaro.",
  "forms": [
    {
      "form": "caron",
      "tags": [
        "accusative",
        "singular"
      ]
    },
    {
      "form": "caroj",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "carojn",
      "tags": [
        "accusative",
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "caro (accusative singular caron, plural caroj, accusative plural carojn)",
      "name": "eo-head"
    }
  ],
  "hypernyms": [
    {
      "english": "emperor",
      "word": "imperiestro"
    },
    {
      "english": "monarch",
      "word": "monarko, monarĥo"
    }
  ],
  "hyphenation": [
    "ca‧ro"
  ],
  "lang": "Esperanto",
  "lang_code": "eo",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Esperanto doublets",
        "Esperanto entries with incorrect language header",
        "Esperanto entries with language name categories using raw markup",
        "Esperanto lemmas",
        "Esperanto male roots",
        "Esperanto nouns",
        "Esperanto terms derived from Latin",
        "Esperanto terms derived from Russian",
        "Esperanto terms with IPA pronunciation",
        "Esperanto terms with audio links",
        "Esperanto terms with historical senses",
        "Rhymes:Esperanto/aro",
        "eo:Russia"
      ],
      "glosses": [
        "tsar, czar"
      ],
      "links": [
        [
          "tsar",
          "tsar"
        ],
        [
          "czar",
          "czar"
        ]
      ],
      "raw_glosses": [
        "(historical) tsar, czar"
      ],
      "tags": [
        "historical"
      ],
      "wikipedia": [
        "eo:Aleksej Miĥajloviĉ"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ˈt͡saro]"
    },
    {
      "rhymes": "-aro"
    }
  ],
  "word": "caro"
}