Ugly feet. Usually long and boney. Person has wolf nails.
Mark thought Jane was one of the most attractive women he had ever seen. Until one day he unexpectedly got a glance at her feet while she was brushing her teeth. In disbelief and horror, suddenly the wedding plans were put on hold. Jane had werewolf feet!
Mark (looking for comfort) "Man, I didn't see it coming."
Jake (friend on cell) "Well as long a she's not digging up holes in your yard, I think you should give her a second chance."
Second sentence: "Please be kind to people with werewolf feet."