"上級" meaning in Japanese

{
  "antonyms": [
    {
      "roman": "kakyū",
      "ruby": [
        [
          "下",
          "か"
        ],
        [
          "級",
          "きゅう"
        ]
      ],
      "word": "下級"
    }
  ],
  "forms": [
    {
      "form": "上級",
      "ruby": [
        [
          "上",
          "じょう"
        ],
        [
          "級",
          "きゅう"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "jōkyū",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "zyaukifu",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "じやうきふ",
      "roman": "zyaukifu",
      "tags": [
        "hiragana",
        "historical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "じょうきゅう",
        "hhira": "じやうきふ"
      },
      "expansion": "上(じょう)級(きゅう) • (jōkyū) ^(←じやうきふ (zyaukifu)?)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Japanese entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese links with redundant alt parameters",
          "parents": [
            "Links with redundant alt parameters",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese links with redundant wikilinks",
          "parents": [
            "Links with redundant wikilinks",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with redundant sortkeys",
          "parents": [
            "Terms with redundant sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "derived": [
        {
          "roman": "jōkyūsei",
          "ruby": [
            [
              "上",
              "じょう"
            ],
            [
              "級",
              "きゅう"
            ],
            [
              "生",
              "せい"
            ]
          ],
          "word": "上級生"
        }
      ],
      "glosses": [
        "superiority; upper class"
      ],
      "id": "en-上級-ja-noun-Hedtof3-",
      "links": [
        [
          "superiority",
          "superiority"
        ],
        [
          "upper",
          "upper"
        ],
        [
          "class",
          "class"
        ]
      ],
      "synonyms": [
        {
          "roman": "jōi",
          "ruby": [
            [
              "上",
              "じょう"
            ],
            [
              "位",
              "い"
            ]
          ],
          "word": "上位"
        },
        {
          "roman": "jōtō",
          "ruby": [
            [
              "上",
              "じょう"
            ],
            [
              "等",
              "とう"
            ]
          ],
          "word": "上等"
        }
      ]
    }
  ],
  "sounds": [
    {
      "other": "じょーきゅう"
    },
    {
      "ipa": "[d͡ʑo̞ːkʲɨᵝː]"
    }
  ],
  "word": "上級"
}

{
  "antonyms": [
    {
      "roman": "kakyū",
      "ruby": [
        [
          "下",
          "か"
        ],
        [
          "級",
          "きゅう"
        ]
      ],
      "word": "下級"
    }
  ],
  "derived": [
    {
      "roman": "jōkyūsei",
      "ruby": [
        [
          "上",
          "じょう"
        ],
        [
          "級",
          "きゅう"
        ],
        [
          "生",
          "せい"
        ]
      ],
      "word": "上級生"
    }
  ],
  "forms": [
    {
      "form": "上級",
      "ruby": [
        [
          "上",
          "じょう"
        ],
        [
          "級",
          "きゅう"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "jōkyū",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "zyaukifu",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "じやうきふ",
      "roman": "zyaukifu",
      "tags": [
        "hiragana",
        "historical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "じょうきゅう",
        "hhira": "じやうきふ"
      },
      "expansion": "上(じょう)級(きゅう) • (jōkyū) ^(←じやうきふ (zyaukifu)?)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Japanese entries with incorrect language header",
        "Japanese lemmas",
        "Japanese links with redundant alt parameters",
        "Japanese links with redundant wikilinks",
        "Japanese nouns",
        "Japanese terms spelled with first grade kanji",
        "Japanese terms spelled with third grade kanji",
        "Japanese terms with IPA pronunciation",
        "Japanese terms with redundant sortkeys",
        "Japanese terms written with two Han script characters"
      ],
      "glosses": [
        "superiority; upper class"
      ],
      "links": [
        [
          "superiority",
          "superiority"
        ],
        [
          "upper",
          "upper"
        ],
        [
          "class",
          "class"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "other": "じょーきゅう"
    },
    {
      "ipa": "[d͡ʑo̞ːkʲɨᵝː]"
    }
  ],
  "synonyms": [
    {
      "roman": "jōi",
      "ruby": [
        [
          "上",
          "じょう"
        ],
        [
          "位",
          "い"
        ]
      ],
      "word": "上位"
    },
    {
      "roman": "jōtō",
      "ruby": [
        [
          "上",
          "じょう"
        ],
        [
          "等",
          "とう"
        ]
      ],
      "word": "上等"
    }
  ],
  "word": "上級"
}