The phrase "writ erratically" is used to describe writing that is inconsistent or haphazard in its execution. There are many different synonyms for this phrase that can be used to convey the same meaning, including "written chaotically", "scribbled inconsistently", "jotted down haphazardly", "noted unevenly", "penned carelessly", and "scrawled messily". These synonyms can be used to describe a variety of writing styles, from casual notes to more serious academic or professional writing. By using one of these synonyms, writers can convey the same message in a more nuanced and evocative way.