Is “Coldest” a Scrabble word?
Yes
COLDEST
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Coldest
adjective
1.(of a thing) Having a low temperature.
“A cold wind whistled through the trees.”
2.(of the weather) Causing the air to be cold.
“The forecast is that it will be very cold today.”
3.(of a person or animal) Feeling the sensation of coldness, especially to the point of discomfort.
“She was so cold she was shivering.”
Synonyms: chilled, chilly, cool, freezing, frigid, glacial