1) Boss 2) Examiner 3) Manager 4) Superintendent 1) Boss 2) Foreman 3) Manager 4) Plantation figure 5) Simon Legree 6) Superintendent 7) Supervisor 
• (n.) One who oversees; a superintendent; a supervisor; as, an overseer of a mill; specifically, one or certain public officers; as, an overseer of the poor; an overseer of highways.
O`ver·seer' noun One who oversees; a superintendent; a supervisor; as, an overseer of a mill; specifically, one or certain public officers; as, an overseer of the poor; an overseer of highways. 
[n] - a person who directs and manages an organization
superintendent noun a person who directs and manages an organization
a man who is in charge of workmen.
a person who oversees; supervisor; manager: the overseer of a plantation.