B3R1A1I1N1T1E1A1S1E1R1S1
14 points
BRAINTEASERS is validvalid
BRAINTEASER, a puzzle
BRAINTEASER, something (as a puzzle) that demands mental effort and acuity for its solution
BRAINTEASER, a puzzle
BRAINTEASER, something (as a puzzle) that demands mental effort and acuity for its solution