Something unequalled or unmatched; a person or thing that is unparalleled.

अद्वितीय

English Usage: The chef's skills are nonpareil, making his restaurant the best in the city.

Hindi Usage: शेफ के कौशल अद्वितीय हैं, जिससे उसका रेस्तरां शहर का सर्वश्रेष्ठ बना हुआ है।

Having no equal; unmatched in quality or excellence.

बेजोड़

English Usage: Her nonpareil talent in singing has won her many awards.

Hindi Usage: गाने में उसकी बेजोड़ प्रतिभा ने उसे कई पुरस्कार दिलाए हैं।