WordNet: professional

engaged in a profession or engaging in as a profession or means of livelihood; "the professional man or woman possesses distinctive qualifications"; "began her professional career after the Olympics"; "professional theater"; "professional football"; "a professional cook"; "professional actors and athletes"

• similar to nonrecreational, paid

• similar to professed

professional

• (englanti) nonprofessional (antonym)
• (suomi) ammatti- (synonyymi)

• (suomi) ammattilais- (synonyymi)

• (suomi) ammattilainen (synonyymi)