When we talk about Aussie's buddy, there are a lot of synonyms that can be used to express the same meaning. Some of these synonyms include mate, pal, friend, companion, comrade, chum, and ally. These words are commonly used to describe someone who is close to you, trustworthy, and always have your back. In Australian English, "mate" is a popular term used to refer to a friend or a close acquaintance. "Comrade" and "ally" are often employed to describe people with whom we share common goals or interests. These synonyms all convey a sense of camaraderie and close association between individuals, which is essential in building strong relationships.