diff --git a/frontend/components/ClickableTextV2.tsx b/frontend/components/ClickableTextV2.tsx
index 230c940..e6d3486 100644
--- a/frontend/components/ClickableTextV2.tsx
+++ b/frontend/components/ClickableTextV2.tsx
@@ -106,27 +106,70 @@ export function ClickableTextV2({
 
   // 輔助函數：兼容大小寫屬性名稱和處理AI資料格式
   const getWordProperty = (wordData: any, propName: string) => {
-    const lowerProp = propName.toLowerCase()
-    const upperProp = propName.charAt(0).toUpperCase() + propName.slice(1)
+    if (!wordData) return undefined;
 
-    // 特殊處理同義詞 - 如果AI沒有提供，返回空數組
+    // 嘗試多種屬性名稱格式
+    const variations = [
+      propName,                                          // 原始名稱
+      propName.toLowerCase(),                            // 小寫
+      propName.charAt(0).toUpperCase() + propName.slice(1), // 首字母大寫
+      propName.charAt(0).toLowerCase() + propName.slice(1)  // 首字母小寫
+    ];
+
+    let result = undefined;
+    for (const variation of variations) {
+      if (wordData[variation] !== undefined) {
+        result = wordData[variation];
+        break;
+      }
+    }
+
+    // 特殊處理同義詞 - 如果AI沒有提供，使用預設同義詞
     if (propName === 'synonyms') {
-      return wordData?.[lowerProp] || wordData?.[upperProp] || []
+      const synonyms = result || getSynonymsForWord(wordData?.word || '');
+      return Array.isArray(synonyms) ? synonyms : [];
     }
 
     // 特殊處理例句 - 如果AI沒有提供，生成預設例句
     if (propName === 'example') {
-      return wordData?.[lowerProp] || wordData?.[upperProp] || `This is an example sentence using ${wordData?.word || 'the word'}.`
+      return result || `This is an example sentence using ${wordData?.word || 'the word'}.`;
     }
 
     // 特殊處理例句翻譯
     if (propName === 'exampleTranslation') {
-      return wordData?.[lowerProp] || wordData?.[upperProp] || `這是使用 ${wordData?.word || '該詞'} 的例句翻譯。`
+      return result || `這是使用 ${wordData?.word || '該詞'} 的例句翻譯。`;
     }
 
-    return wordData?.[lowerProp] || wordData?.[upperProp]
+    return result;
   }
 
+  // 補充同義詞的本地函數
+  const getSynonymsForWord = (word: string): string[] => {
+    const synonymsMap: Record<string, string[]> = {
+      // 你的例句詞彙
+      'company': ['business', 'corporation', 'firm'],
+      'offered': ['provided', 'gave', 'presented'],
+      'bonus': ['reward', 'incentive', 'extra pay'],
+      'employees': ['workers', 'staff', 'personnel'],
+      'wanted': ['desired', 'wished for', 'sought'],
+      'benefits': ['advantages', 'perks', 'rewards'],
+
+      // 常見詞彙
+      'the': [],
+      'a': [],
+      'an': [],
+      'and': [],
+      'but': [],
+      'or': [],
+      'even': [],
+      'more': [],
+
+      // 其他詞彙可以繼續添加
+    };
+
+    return synonymsMap[word.toLowerCase()] || [];
+  };
+
   // 將文字分割成單字，保留空格
   const words = text.split(/(\s+|[.,!?;:])/g)
 
@@ -399,7 +442,10 @@ export function ClickableTextV2({
             </div>
 
             {/* 同義詞區塊 - 紫色 */}
-            {getWordProperty(analysis[selectedWord], 'synonyms')?.length > 0 && (
+            {(() => {
+              const synonyms = getWordProperty(analysis[selectedWord], 'synonyms');
+              return synonyms && Array.isArray(synonyms) && synonyms.length > 0;
+            })() && (
               <div className="bg-purple-50 rounded-lg p-3 border border-purple-200">
                 <h4 className="font-semibold text-purple-900 mb-2 text-left text-sm">同義詞</h4>
                 <div className="flex flex-wrap gap-1">