There are numerous synonyms for the phrase "loused up" that can be used to describe a situation or event that has gone wrong or become disorganized. Some common synonyms include "botched," "messed up," "screwed up," "flubbed," "bungled," "blown," or "fouled up." All of these terms convey a sense of failure or disappointment, and can be used in a variety of contexts, ranging from personal interactions to professional settings. Whether you're describing a project that has gone off the rails, a relationship that has hit a rough patch, or simply a bad day at work, there's sure to be a synonym for "loused up" that perfectly captures your frustration or disappointment.