general/hallucinations
Surf Wiki
Psychedelic experience
Altered state of consciousness
Pseudohallucination
Hallucination recognised as unreal by patient
Closed-eye hallucination
Class of hallucination
Auditory hallucination
Perception of sound without auditory stimulus
Formication
Abnormal sensation that bugs are crawling on or under the skin
Hallucination
Perception that only seems real