subordination

1. The process of making or classing (something or somebody) as subordinate. (countable, uncountable)
2. The property of being subordinate; inferiority of rank or position. (countable, uncountable)
3. The quality of being properly obedient to a superior (as a superior officer); this quality as a systemic principle of discipline within a hierarchical organization. (countable, uncountable)

Plural subordinations