act superior

The royal slaves began to feel and act superior to Spanish neighbours and officials because they adopted the king's honour.

adopt a defensive attitude, don't allow any other points of view, act superior, don't listen or attack the person, not the problem.

To top it off, some of these people act superior, even if only subconsciously.

In Russia and elsewhere, the French are often perceived to feel and act superior.

He wants to go back to his other life, but I don't think, at any moment, does he really condescend or act superior to these people; he just is not at home.