"T bar" is a term used to describe a wide range of fixtures and fittings. It can refer to a straight or curved bar placed at the top of a ski lift or the handle used for overhead exercises in the gym. However, if you're looking for synonyms to describe a specific type of T bar, you could use the words "crossbar," "crosspiece," or "mullion." Alternatively, if you're describing a specific shape or style of T bar, you could use words such as "looped," "curved," or "angled." Overall, there are many different words you could use to describe a T bar, depending on its function and design.