Something that is permanent exists or happens all the time:
Permanence
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The property of being able to exist for an [indefinite] [duration].
and/or
The quality or state of being [permanent]
Permanence meaning & definition 1 of Permanence.
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The state or quality of lasting or remaining unchanged indefinitely.
Permanence meaning & definition 2 of Permanence.
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staying the same or continuing for a long time:
Permanence meaning & definition 3 of Permanence.
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