When looking for synonyms for the term "hair extensions," there are a wide variety of options available. Some of the most popular alternatives include hair weaves, hairpieces, clip-in extensions, and wigs. Other options include micro-link extensions, tape-in extensions, and braided extensions. These various types of extensions can be made from human hair or synthetic materials, offer a range of lengths and colors, and can be applied using different methods. Ultimately, the best synonym for "hair extensions" will depend on the context in which it is being used and the specific type of extension desired.