There are several synonyms for the term "nose-piercing." One of the most common synonyms is "nose ring," which refers specifically to a jewelry piece inserted into the nose piercing. Another synonym is "nasal piercing," which describes the process of inserting a piercing into the nose. "Septum piercing" is another synonym that specifically refers to the cartilage piercing that is located in the middle of the nose. Finally, "nostril piercing" is a synonym that specifically refers to piercing the nostril area. Ultimately, all of these words can be used interchangeably to describe the act of piercing the nose for decorative or cultural purposes.