It was highly unprofessional to talk to a patient through a door.

She stated that Mix Art "acted in a highly unprofessional and even fraudulent way."

The series is new, but there are already signs of romantic complications, complete with prosecutor-defense attorney exchanges that are highly unprofessional, to say the least.

Even if he'd noticed the highly unprofessional outburst, though, he could scarcely have complained about it, since it summed up his own feelings so perfectly.

She gave each of them a highly unprofessional kiss.

However, asking a model to pose for erotic works without a prior relationship would be highly unprofessional.

Mr. Sarrazin exhibited himself once more in a highly unprofessional aspect.

In a highly unprofessional display, Thomas refused to acknowledge Witt on the podium.

Bernard responded to the review, calling it "highly unprofessional", and defended the title by stating that Destructoid did not play the patched version.

It is highly unprofessional for any writer to leave any aspect of his or her work to be clarified by any other journalist.