marksman
n. B2 Upper Intermediate US //ˈmɑɹksmən// UK //mˈɑːksmən// marks·man
n. someone who is very good at shooting a gun or an arrow. You use this word to describe a person with excellent aim.
n. a person who is highly skilled in the use of firearms or archery, particularly in the ability to hit a target accurately.
The marksman stood quietly behind the tree.
The team hired a professional marksman to ensure the security of the high-value shipment.
While the general was a decorated officer, he was perhaps most famous for being a marksman who could hit a target from over a mile away.
From mark + -s- + man.