There are several synonyms for "detachable portion", including detachable section, removable part, separable component, and disengaging segment. These terms can refer to any part of an object that can be easily removed or detached from its main body. For example, in a computer, a detachable portion can refer to a removable hard drive or battery. In furniture, a detachable portion can refer to a removable armrest or cushion. Using synonyms such as these can help to provide clarity in communication and make it easier for people to understand exactly what part of an object is being referred to.