Is “Nival” a Scrabble word?
Yes
NIVAL
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 Nival
adjective
1.Abounding with snow; snowy; snow-covered (now especially in reference to plant habitats).
2.Found or thriving in snowy conditions.