apenkooi

Etymology 1
From.

Noun

 * 1) A place where apes and/or monkeys are kept, an apery.
 * 2)  A variation of tag, usually played in school gyms, where players are not allowed to touch the floor and can only move about via mats, vaulting horses, bars, ropes, etc. Anyone who is caught or touches the floor has to leave the field of play.