Alier is a word that is rarely heard of, making it difficult to come up with synonyms for it. However, by breaking down the meaning of the word, you may find a few related terms. Alier means 'to ally with' or 'join forces with', hence some synonyms for it could be 'join', 'unite', 'collaborate', and 'cooperate'. Other possible synonyms include 'partnership', 'fusion', and 'amalgamation'. Additionally, words like 'support', 'assist' and 'backing' can be included as synonyms, as they entail offering help or backing up an individual, business or community. By using synonyms, people can communicate in a more precise and clear way, making it easier to understand their message.