Hallowed

adj.thoughtful, calmformal

What it means

Regarded with profound respect because of sacred, historic, or moral significance.

Reach for it when describing a place, memory, or practice treated with reverence

The hallowed courtroom is now a public center for teaching civil rights history.

everyday
holy
the context clearly involves divine dedication
not when Holy belongs to religious belief and should not be generalized to secular prestige.
warm
sacred
religious or deeply inviolable significance is explicit
not when Sacred is a direct spiritual claim that a historically respected place may not support.
warm
time-honored
a respected practice has endured across generations
not when Time-honored fits traditions, not every sacred site or memory.
professional
historic
documented importance in the past is what matters
not when Historic places are not automatically treated with reverence.
formal
revered
longstanding deep respect from a community is the focus
not when Revered describes regard without the consecrated association of hallowed.
literary
venerated
ceremonial respect built over time suits an elevated register
not when Venerated can imply devotion to a person or relic and feels excessive for a custom.

hallowed ground
Visitors crossed the hallowed ground in thoughtful silence.
hallowed tradition
The hallowed tradition changed when members asked for broader access.
hallowed halls
The hallowed halls now display work by the institution's first women graduates.

The definition and the example on this page are written here. The dictionaries above ground which meaning is being described, not the wording.