When it comes to synonyms for the phrase "am beside," there are several options to choose from. Depending on the context, you could use words like "am next to," "am adjacent to," or "am alongside." These terms all imply proximity and being located close to something or someone. Another possibility might be to use the phrase "am beside myself," which means you are feeling so overwhelmed or emotional that you don't know how to react. Ultimately, the best synonym to use will depend on the context and the specific meaning you want to convey.