Is “Grimmer” a Scrabble word?
Yes
GRIMMER
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 Grimmer
adjective
1.Dismal and gloomy, cold and forbidding
“Life was grim in many northern industrial towns.”
2.Rigid and unrelenting
“His grim determination enabled him to win.”
3.Ghastly or sinister
“A grim castle overshadowed the village.”