to cause surprise or confusion in someone

चकित करना

English Usage: The new evidence confounded the investigators.

Hindi Usage: नए साक्ष्य ने जांचकर्ताओं को चकित कर दिया।

perplexed or confused

भ्रमित

English Usage: She was confounded by the unexpected results.

Hindi Usage: उसे अप्रत्याशित परिणामों से भ्रमित किया गया।