Beneath notice' is a phrase that is commonly used to refer to something that is insignificant, unimportant, or not worthy of attention. However, there are several other synonyms for this phrase that can help to convey the same meaning. Some of the synonyms for 'beneath notice' include 'insignificant', 'irrelevant', 'trivial', 'petty', 'uninteresting', 'unimportant', and 'negligible'. These synonyms can be used in different contexts and situations to emphasize the idea that something is not worth paying attention to or it's not worth focusing on. By using synonyms for 'beneath notice', you can add variety and nuance to your language and avoid using the same phrase repeatedly.