R1O1U1N1D2
6 points
ROUND is validvalid
shaped like a sphere [adj ROUNDER, ROUNDEST] : ROUNDLY [adv], ROUNDNESS [n] / to make round [v ROUNDED, ROUNDING, ROUNDS]
shaped like a sphere or circle [adj ROUNDER, ROUNDEST, ROUNDLY] / to make round [v -ED, -ING, -S]