| delirium(noun, vision, illusion) |
| demon(spirit, vision, soul, shadow, ghost) |
| hallucinatory(adjective, fantastic, fanciful, illusive) |
| hant |
| head trip(noun, expression, concept, understanding, trip) |
| horror(noun, vision, dream, ghost) |
| idle fancy |
| imagining(noun, trip, fancy, vision, fantasy) |
| incorporeal being(expression, vision, soul, shadow, devil) |
| incubus(noun, fancy, idea, impression, vision) |
| invention(noun, desire, confusion, deception, impression) |
| phantasy(noun, trip, fancy, fantasy, imagination) |
| pipe dream(noun, expression, concept, understanding, trip) |
| reverie(noun, trip, desire, fancy, idea) |
| romance |
| self-deception(noun, deception, vision, fantasy, illusion) |
| succubus(noun, vision, dream, horror, ghost) |
| umbra(noun, spirit, ghost, phantom) |
| vampire(noun, vision, soul, shadow, ghost) |
| whimsy |