Choose the word that is opposite in meaning to the given word.

Accessory

Essential

The word that is opposite in meaning to the given word accessory is essential.

• Accessory means "something that is not essential but adds to the appearance or function of something else."
• Essential means "absolutely necessary or indispensable."

The other words do not have the same meaning as essential.

• Substitute means "something that can be used in place of something else."
• Surplus means "an amount that is more than is needed."
• Option means "a choice or possibility."