General:
* Imaginative: This describes someone who has a strong ability to imagine.
* Creative: This describes someone who uses their imagination to produce new ideas or things.
* Visionary: This describes someone with a powerful, often insightful, imagination.
More specific:
* Fantastical: This describes someone who imagines things that are unreal or impossible.
* Dreamy: This describes someone whose imagination is often filled with daydreams and fantasies.
* Intuitive: This describes someone who has a strong sense of knowing or understanding things, often through their imagination.
* Imagination: This is the noun form, but can be used as a verb in some contexts, such as "She imagined herself flying."
More poetic:
* Envisioning: This emphasizes the act of creating a mental picture.
* Conjuring: This implies creating something from the mind.
* Dreaming: This suggests a powerful imagination that creates fantastical realities.
The best word for you will depend on the specific context and the nuance you want to convey.