Usually means God ruling men (Theocracy) - a god or sometimes a priest. See definition below:
Definition of thearchy(n)Bing DictionaryThearchy 4 down?
thearchy
Three. (The-ar-chy)
rules and guidelines for individual or group behavior
An informal group is a group that has no written rules controlling the behavior of their members.
There is no standard collective noun for a group of rules. A collective noun is an informal part of language, any noun that suits the context of the situation can function as a collective noun; for example, a book of rules, a list of rules, a world of rules, etc.
It is difficult to say that the rules of lacrosse are standardized. Each league and age group has slightly different rules and each group was set up at different times.
government
Bylaws
Bylaws
small group rules.
an informal group is a group which does not exist long and a group that does not have much rules it is also a group where people chose leaders on the spot