subtier
Subtier is a term used to denote a secondary level within a larger tier in a hierarchical system. The term is formed from the prefix sub- (below) and tier (a level or rank) and is widely used across domains to indicate finer granularity than a single tier can provide. In practice, subtier denotes a subordinate or nested level that helps organize information, permissions, or processes more precisely.
In organizational structures, a subtier can refer to subunits or teams that operate under a main departmental
When designing systems that use subtier, practitioners consider consistency in naming, documentation, and governance to prevent
Subtier is typically discussed alongside related concepts such as tier, level, and subcategory. See also: tier,