IPA: //nɒnˈpɛrɛl//
KK: /nɑnˈpɛrəl/
Something that is unmatched or has no equal; it is the best of its kind.
Her talent in painting is nonpareil, making her the most sought-after artist in the city.
A person or thing that is unmatched in quality or excellence; something that is the best of its kind.
She is a nonpareil in the world of fashion design, known for her unique style.
Nonpareil → It is formed from "non-" (meaning not) and "pareil" (from Old French, meaning equal or peer). The word "nonpareil" describes something that is without equal or unmatched in quality or excellence.
Think of something that is 'not' ('non-') 'equal' ('pareil') to anything else — that's why nonpareil means unmatched or unparalleled.