hallucination (n.)

• aberration
• agnosia
• apparition
• befooling
• block
• blocking
• brainchild
• bubble
• chimera
• circumvention
• deception
• deceptiveness
• delirium
• delusion
• disorientation
• dream
• dupery
• entanglement
• entrapment
• fallaciousness
• fallacy
• falseness
• fancy
• fantasy
• fiction
• figment
• flimflam
• fooling
• ghost
• hallucinosis
• illusion
• imagery
• imagination
• invention
• maggot
• make-believe
• mirage
• myth
• nihilism
• phantasm
• phantom
• romance
• self-deception
• subterfuge
• trickiness
• trip
• tripping
• vapor
• victimization
• vision
• whim
• whimsy
• wraith