When it comes to finding synonyms for the phrase "being up to", there are a number of different options you can choose from. Some of the most common include phrases like "being capable of", "being able to", and "having the capacity to". Other options might include expressions like "being in a position to", "being qualified to", or "being authorized to". Ultimately, the key is to choose a phrase that accurately conveys your meaning and fits well with the context of your sentence or paragraph. Whether you're writing a report for work, an academic essay, or just a casual message to a friend, there are plenty of great synonyms out there that can help you communicate your ideas clearly and effectively.