There are numerous synonyms for "hidden place," each with unique connotations. Some examples include "secret spot," "covert location," "concealed nook," "mysterious alcove," "clandestine corner," "obscure recess," "subterranean retreat," "enchanted hideaway," "mystical cove," and "remote sanctuary." These words evoke a sense of mystery, privacy, and exclusion from the rest of the world. They can refer to physical spaces that are hard to access or emotional states that are deeply hidden. Each synonym has its own flavor, which can help to provide writers with more specificity and nuance when describing a hidden place.