How to say "to calm down" in Russian?

Успокоиться

"to calm down" is Успокоиться in Russian.

Успокоиться means "to calm down" in English.

Listen to the pronunciation

Word #1401 of 4,000 by frequency in Russian — level B1.

Example

Постарайся успокоиться и объяснить, что случилось.

Try to calm down and explain what happened.