phantasy

The brilliant imaginative mind has woven it into romance, making its colors brighter still with the sunlight of inspired phantasy.

The horrible phantasy had faded from her mind with the morning light, and she would try and think of it as a mental delusion.

Surely no wilder phantasy, no more outrageous, blood-curdling nightmare ever entered the most disordered brain.

Goya is more inexorable and acute; his phantasy, borne on larger wings, takes a higher flight.

You are fighting with some wild phantasy, some spectre which exists only in your own mind.