lycanthropy

noun3

1. •
   The state of being a lycanthrope (or werewolf), a person who can shapeshift between the form of a human being and a wolf, often said to happen involuntarily during a full moon; werewolfdom.
2. •
   The state of being a person who can shapeshift between the form of a human being and an animal, whether or not it is a wolf.

   • On one hand, Jacques is quite glad that he doesn’t have classic lycanthropy. Turning into a squirrel tends to cause fewer problems than turning into a wolf. — 2014
3. •
   A delusion in which one believes oneself to be a wolf or other wild animal.