adjective

unprofessional

adjective

Not showing the standards of behavior expected in a workplace.

"Shouting at a customer like that was completely unprofessional."

"He was fired for unprofessional conduct after the incident."

How to Use Unprofessional

Learner’s notes

In plain EnglishNot behaving the way someone is expected to at work.

Easily confused with

professional →

Common pairings

unprofessional conduct unprofessional behavior

more unprofessional comparative, unprofessionals plural, most unprofessional superlative

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Can you complete this real example?

Shouting at a customer like that was completely _____.

From un- + professional.

coronal rational diagonal personal seasonal national optional regional hormonal fictional emotional irrational