The phrase "of our own" typically refers to something that belongs to us or is associated with us. There are many synonyms that can be used in place of this phrase, including "personal," "unique," "individual," "original," "distinctive," and "exclusive." Each of these words conveys a slightly different meaning but all refer to something that is particular to us or is exclusive to our experience. Whether it is a possession, an idea, or a particular way of doing things, using synonyms for "of our own" can help to add variety and nuance to our communication.