round the wicket
• (referring to which side of the wicket a bowler runs when bowling) to the right of the wicket if a right-handed bowler and the left of the wicket if a left-handed bowler.
over the wicket
• (referring to which side of the wicket a bowler runs when bowling) to the left of the wicket if a right-handed bowler and the right of the wicket if a left-handed bowler.