professional
pro-fes-sion-al
adjective
Relating to a paid occupation requiring advanced training and qualifications.
"She offers professional advice on investments."
noun
A person engaged in a specified occupation, often requiring special training.
"He is a legal professional."
Thesaurus
Synonyms: pro, white-collar, nonrecreational, paid, professed, professional person, master
Antonyms: amateur, nonprofessional, unprofessional