Illusion
Optical Illusion
noun, verbal noun, の adjective
さっかく
幻 (まぼろし) Illusion, Phantom, Apparition
幻想 (げんそう) Fantasy, Illusion
妄想 (もうそう) Delusion, Fantasy
幻覚 (げんかく) Hallucination
錯覚 (さっかく) Illusion, Optical Illusion
Suck-cock さっかく Illusions are immature.