Rema (Shetland Scots)
The mirror-calm surface of the sea on a calm day. A body of water with a surface as smooth as cream. Comes from the Scots word “reyme”, meaning “cream”).
Cream-calm, used to denote profoundly tranquil weather or sea.
Calm or slow weather in Welsh.
blikkstille./ blekkstille (Norwegian)
A sea as still as sheet metal or ink.
Calma Piatta (Italian)
A sea that’s flat calm or dead calm.
Liscio come l’olio (Italian)
As smooth as oil