photism /fōˈti-zm/

1. A hallucinatory vision of light
2. A visual sensation that results from the experience of hearing, feeling, tasting, smelling or thinking something

• hellgrammites
• hell-hated
• hellhole
• hellholes
• hellhound
• hellhounds
• hellicat
• hellicats
• hellier
• helliers
• helling
• Helling
• hellion
• hellions
• hellish
• hellishly
• hellishness
• hellishnesses
• hell-kite
• hell-kites
• hello
• helloed
• hell of a
• helloing
• hellos