Is “Dulse” a Scrabble word?
Yes
DULSE
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 Dulse
/dʌls/
noun
1.A seaweed of a reddish-brown color (Palmaria palmata) which is sometimes eaten, as in Scotland.