hierarchy
US /ˈhaɪ.rɑːr.ki/
UK /ˈhaɪ.rɑːr.ki/

1.
hierarquia, escala hierárquica
a system or organization in which people or groups are ranked one above the other according to status or authority
:
•
The company has a strict management hierarchy.
A empresa tem uma hierarquia de gestão rigorosa.
•
He is at the top of the social hierarchy.
Ele está no topo da hierarquia social.