Finding the perfect synonym for the word "re allier" can be a challenging task, but fortunately there are many suitable options to choose from. Some common synonyms for this word include rejoining, reconnecting, reuniting, and reconciling. Each of these words conveys the idea of bringing people or things back together in a positive way. Other possible synonyms for "re allier" might include reassembling, regrouping, reengaging, or re-establishing. Ultimately, the best synonym to use will depend on the specific context and intended meaning of the sentence or phrase in which it is used, but with so many great options available, finding the right fit is sure to be a breeze.