S1T1R1A1I1G2H4T1E1S1T1
15 points
STRAIGHTEST is validvalid
STRAIGHT, extending uniformly in one direction without bends or irregularities
STRAIGHT, uncurved, also STRAICHT, STRAUCHT, STRAUGHT
STRAIGHT, extending uniformly in one direction without bends or irregularities
STRAIGHT, uncurved, also STRAICHT, STRAUCHT, STRAUGHT