Is “Calamanco” a Scrabble word?
Yes
CALAMANCO
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 Calamanco
/ˌkæləˈmæŋkoʊ/
noun
1.A glossy woolen fabric with striped or checkered designs.