flabbergasted
🇺🇸
/ˈflæbərɡæstɪd/
🇬🇧
/ˈflæbəɡɑːstɪd/
very shocked or amazed
When she saw the surprise party, she was flabbergasted.
그녀는 놀라운 파티를 보고 깜짝 놀랐다.