* Scientific: "The virus exhibits polymorphous behavior, changing its shape and structure to evade the host's immune system."
* Literary: "The author's style is polymorphous, shifting between lyrical prose, stark realism, and experimental dialogue."
* Philosophical: "The philosopher argued that the concept of truth is polymorphous, taking on different meanings depending on the context."
* Informal: "Her fashion sense is polymorphous - one day she's in a vintage dress, the next in a sleek jumpsuit."
Remember, "polymorphous" is a relatively formal word, so it might be less common in everyday conversation.