patronizing — treating someone in a condescending way, as if they are less intelligent or important

a well-dressed manager leans over a younger employee's shoulder with an exaggerated smile and raised eyebrows. The manager points at the employee's work while speaking with an overly slow, deliberate gesture as if explaining something very basic. The employee's face shows frustration and embarrassment as they shrink back in their chair. Other colleagues in the background look uncomfortable and exchange knowing glances. someone being treated in a condescending way, as if they are less intelligent or important