masterpiece

An outstanding work of art or craft.

The greatest work, as of an artist.

Something superlative of its kind.

A work or performance of a master; a piece of work of surpassing excellence; any performance or production superior to others of its kind, whether by the same person or by others.

Chief excellence or talent.

Anything done or made with extraordinary skill; a capital performance; a chef-d’œuvre; a supreme achievement.

A piece of work that has been given much critical praise, especially one that is considered the greatest work of a person’s career.

A work of outstanding creativity, skill or workmanship.

A work created in order to qualify as a master craftsman and member of a guild.

an outstanding achievement