Acey deucey is a term that has been used to describe numerous things and cannot be replaced by one specific word. However, some possible synonyms for it can be 'easily done,' 'simple,' or 'uneventful.' Acey deucey can also be compared to phrases like 'a piece of cake' or 'as easy as pie' as they all refer to something that is not difficult to do. It can also be related to the term 'slam dunk' or 'no-brainer' to describe things that do not require too much thought. In short, acey deucey can be replaced by a variety of terms depending on the context in which it is used.