When people commonly speak of fetishes, they're referring to what's known in psychiatry as "fetishism." One example is the underwear fetish. At what point is this considered an illness?!
And some men with underwear 
fetishes steal them
Wenn jemand mit Unterwäschefetisch
Unterwäsche klaut,
Hay hombres fetichistas que roban ropa 
interior porque no pueden comprarla.
Hay hombres fetichistas que roban ropa 
interior porque no pueden comprarla.
Parfois, les fétichistes des dessous
en volent, à défaut de pouvoir en acheter.
E feticisti della biancheria la rubano
E alguns homens com fantasia por lingerie,