A final challenge is that language is not a rigid or limited system, but rather a flexible and creative one that allows for innovation and experimentation. Speakers may use language in novel and expressive ways to create and convey their identities, such as by using slang, code-switching, multilingualism, or humor. These linguistic practices may serve various functions, such as to establish solidarity, assert identity, resist authority, or create humor. However, not all linguistic practices are equally understood or appreciated by others, and speakers may face challenges such as miscommunication, misunderstanding, or misinterpretation based on their language use. For example, some linguistic practices may be seen as inappropriate, rude, or offensive by others, and some may be misunderstood as signs of ignorance, incompetence, or insecurity. Speakers may also have to consider the appropriateness and effectiveness of their linguistic practices depending on the context, audience, and purpose of the communication.