C3E1N1T1E1R1B3O1A1R1D2S1
17 points
CENTERBOARDS is validvalid
CENTERBOARD, a retractable keel that pivots or swings into position below a sailboat [n]
CENTERBOARD, a retractable keel used esp. in sailboats, also CENTREBOARD [n]
CENTERBOARD, a retractable keel that pivots or swings into position below a sailboat [n]
CENTERBOARD, a retractable keel used esp. in sailboats, also CENTREBOARD [n]