A sister slap is a slap that may be administered by an older sister to a younger sister, when said younger sister is acting a fool

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.

When someone wants to slap someone but they’re too close to you so you don’t.