Pilot: a person duly qualified to operate an airplane, balloon, or other aircraft.
Mechanic: someone whose job is repairing the engines of vehicles and other machines.
Teacher: someone whose job is to teach in a school or college.
Baker: a person whose job is to make bread and cakes for sale, or to sell bread and cakes.
Engineer: a person trained and skilled in the design, construction, and use of engines or machines, or in any of various branches of engineering.
Doctor: a person with a medical degree whose job is to treat people who are ill or hurt.
Dustman: a person employed to remove or cart away garbage, refuse, ashes, etc.
