Medical/Mental
A person who is paid to serve customers food and drinks at their tables, in a restaurant
Waiter
A person who plays a musical instrument
Musician
Someone trained, usually in a specific area, to correct problems with machines
Machinist
A person who takes care of passengers on an airplane
Flight Attendant
A person that has been trained to fight and extinguish fires
Fire Fighter
A person whose business is selling flowers, house plants, etc.
Florist
Someone employed by an office or an individual who is paid to assist with office duties that may include answering phones, keeping records, and making appointments
Secretary or Receptionist