Nonprofessional vs. Unprofessional

Nonprofessionaladjective

not professional; amateur

Nonprofessionalnoun

One who is not a professional; an amateur.

Nonprofessionaladjective

Not belonging to a profession.

Nonprofessionaladjective

Not done by, or proceeding from, professional men; contrary to professional usage; unprofessional.

Nonprofessionaladjective

not professional; not engaged in a profession or engaging in as a profession or for gain;

Unprofessionaladjective

unbecoming of a professional; hence inappropriate in the workplace

Unprofessionaladjective

Lacking a profession.

Unprofessionalnoun

One who is not a professional.

Unprofessionaladjective

not characteristic of or befitting a profession or one engaged in a profession;

Unprofessionaladjective

below or contrary to the standards expected in a particular profession