An Oreo killer is one who goes through a pack of Oreos and takes out the stuff in the middle but leaves the outsides of the cookie in the package for the next person who wants Oreos. They are very hard to come by because not many people are evil enough to even wish that apon their worst enemy.

Anatidaephobia is defined as a pervasive, irrational fear that one is being watched by a duck. The anatidaephobic individual fears that no matter where they are or what they are doing, a duck watches.

Anatidaephobia is derived from the Greek word "anatidae", meaning ducks, geese or swans and "phobos" meaning fear.