* "De-": This prefix can be used to create a sense of "depriving" or "removing" dignity. For example, "degraded" means lowered in dignity.
* "In-": This prefix can be used to create a sense of "not having" or "lacking" dignity. For example, "indignity" means lack of dignity.
* "Un-": This prefix can be used to create a sense of the opposite of "dignified". For example, "undignified" means not dignified or lacking dignity.
It's important to choose the prefix that best fits the context and the specific meaning you want to convey.