When something is considered useless or irrelevant, we often use the phrase "to be written off". However, there are many other synonyms for this expression that can help spice up your language. For instance, you can use words such as disregarded, dismissed, forgotten, abandoned, neglected, or overlooked to describe a situation where something or someone has been written off. Alternatively, you may opt for words like scrapped, retired, or decommissioned if you want to describe an object that has been deemed obsolete or unsalvageable. Whatever your choice of words may be, remember that using different synonyms adds depth and complexity to your language.