"Placed up" is a phrase that has many synonyms, depending on the context in which it is used. It can mean to position or arrange something in a certain way, or to elevate or lift something to a higher level. Some synonyms for "placed up" include installed, mounted, raised, propped up, elevated, hoisted, erected, positioned, and set up. Each of these words has slight variations in meaning and can be used in different situations. When communicating or writing, it is important to choose the most applicable synonym to convey the intended message accurately.