утихомириться

czas.

calm oneself (Andrey Truhachev); become quiet (Andrey Truhachev); settle down (Andrey Truhachev); calm down (Andrey Truhachev); abate (Andrey Truhachev); subside (Andrey Truhachev)

pipe down (to stop making noise and become quieter; You kids better pipe down in there! Taras)

put down the cup (calm down, chill out • Suzie you need to "put your cup down" because you are starting to ask too many questions. КГА)

become quiet (успокоиться); settle down (остепениться); steady down (остепениться); steady up

still; stroke somebody down (кого-либо); shush; talk down (кого-либо); silence (Aly19); cushion; de-escalate (Tanya Gesse); becalm; quiet down (scherfas); disarm; hush hush; hush; quieten down (например, класс в школе Andrey Truhachev)

chasten (Val_Ships)

сalm down! (Andrey Truhachev); сalm yourself! (Andrey Truhachev)

be quiet! (Andrey Truhachev); chill! (Ivan Pisarev); take it easy! (Ivan Pisarev); slow down! (Ivan Pisarev); relax! (Ivan Pisarev); cool down! (Ivan Pisarev); chill out! (Ivan Pisarev); unwind! (Ivan Pisarev); chillax! (Ivan Pisarev)

pipe down! (учитель – классу q3mi4); be quiet! (Andrey Truhachev)

утихомириться

: 9 do fraz, 3 tematyki