Hierarchy

Arrangement of things in a ranked order.

ranking pecking order chain of command

Hierarchy refers to an arrangement of things in a ranked order, typically from highest to lowest or most important to least important. It can describe systems in various fields like organization, biology, and mathematics.

/ˈhaɪərɑːrki/

The word 'hierarchy' comes from the Greek words 'hieros' meaning 'sacred' and 'arkein' meaning 'to rule'.

order system gradation

system order structure

family tree organizational chart taxonomy

system organization

abstract concept organizational social structure