Select the most appropriate antonym of the given word.

Tranquil

Stormy

The most appropriate antonym of the word tranquil is stormy.

• Tranquil means "calm, peaceful, and undisturbed."
• Stormy means "characterized by strong winds, rain, or snow."

The other words do not have the same meaning as tranquil, so they are not its antonyms.

• Calm means "not disturbed or excited."
• Peaceful means "free from disturbance or conflict."
• Cool means "having a relatively low temperature."