One may be very keen on football – or sex (6)
I believe the answer is:
maniac
(Other definitions for maniac that I've seen before include "Psycho" , "Nutter" , "Insane person" , "Very reckless person" , "Wild, perhaps violent, type" .)
I believe the answer is:
maniac
(Other definitions for maniac that I've seen before include "Psycho" , "Nutter" , "Insane person" , "Very reckless person" , "Wild, perhaps violent, type" .)