The antonym of turmoil is:

🧠 Explanation:

The antonym of turmoil is serenity, meaning calmness. For English students, this highlights vocabulary, making it a key topic for studying antonyms, linguistic clarity, and communication. Antonyms enhance expression. Understanding this improves writing precision. It’s essential for mastering vocabulary in communication. Studying antonyms like serenity offers insights into how language conveys peace, crucial for English, journalism, and communication.