B3L1A1C3K5B3O1A1R1D2S1
22 points
BLACKBOARDS is validvalid
BLACKBOARD, [n]
BLACKBOARD, a hard smooth usually dark surface used esp. in a classroom for writing or drawing on with chalk [n]
BLACKBOARD, [n]
BLACKBOARD, a hard smooth usually dark surface used esp. in a classroom for writing or drawing on with chalk [n]