Better and Nonpareil

Better adjective - (comparative of `good') superior to another (of the same class or set or kind) in excellence or quality or desirability or suitability; more highly skilled than another.

Nonpareil and better are semantically related. In some cases you can use "Nonpareil" instead an adjective "Better".

Nonpareil adjective - Having no equal or rival for excellence or desirability.

Better and nonpareil are semantically related. Sometimes you can use "Better" instead an adjective "Nonpareil".