Is “Clefs” a Scrabble word?
Yes
CLEFS
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 Clefs
noun
1.A symbol found on a musical staff that indicates the pitches represented by the lines and the spaces on the staff