Select the most appropriate ANTONYM of the underlined word.

Technology plays an indispensable role in the lives of human beings in the 21st century.

Superfluous

The most appropriate antonym of the underlined word indispensable is superfluous.

• Indispensable means absolutely necessary or essential.
• Superfluous means unnecessary or not needed.
• Relentless means unceasing or persistent.
• Vigilant means alert or watchful.
• Unprecedented means never done or experienced before.