"楽天主義" meaning in Japanese

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        "3": "主義",
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  "etymology_text": "From 楽天 (“optimism”) + 主義 (“ism”).",
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      "form": "楽天主義",
      "ruby": [
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          "楽",
          "らく"
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          "天",
          "てん"
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          "主",
          "しゅ"
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          "義",
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  "lang_code": "ja",
  "pos": "noun",
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    {
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        {
          "word": "悲観主義"
        },
        {
          "word": "ペシミズム"
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      "synonyms": [
        {
          "word": "楽観主義"
        },
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          "word": "オプチミズム"
        }
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  ],
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    {
      "other": "らくてんしゅぎ"
    },
    {
      "ipa": "[ɾa̠kɯ̟tẽ̞ɰ̃ɕɨɡʲi]"
    }
  ],
  "word": "楽天主義"
}

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  "etymology_text": "From 楽天 (“optimism”) + 主義 (“ism”).",
  "forms": [
    {
      "form": "楽天主義",
      "ruby": [
        [
          "楽",
          "らく"
        ],
        [
          "天",
          "てん"
        ],
        [
          "主",
          "しゅ"
        ],
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          "義",
          "ぎ"
        ]
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  "lang_code": "ja",
  "pos": "noun",
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      "other": "らくてんしゅぎ"
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  "word": "楽天主義"
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