Related Clues:

• Zealot or extremist
• Person filled with excessive zeal for cause
• One is motivated by irrational enthusiasm
• Be moderate one can't, if a person like this
• No moderate way to have a revolver over the attic, by the sound of it
• Crank turning, in fact, engrosses one
• I'm tremendously keen to dissipate fat and I can!
• Cool to take an unconscious jerk's anorak
• Cooler part of house, say, for extreme enthusiast
• Narrow-minded enthusiast
• Bigot - enthusiast
• Obsessed one
• Devotee beyond reason
• Obsessive enthusiast
• Soccer body in charge, harbouring national extremist