unpermanency

Noun

impermanence (usually uncountable, plural impermanences)

1. (usually) Lack of permanence or continued duration.
2. (usually) The quality or state of being impermanent.
   • I watch the ripples change their size / But never leave the stream of warm impermanence and / So the days float through my eyes / But still the days seem the same1971, “Changes”, in Hunky Dory, performed by David Bowie

   Synonyms:

   ephemerality, temporariness, brevity, briefness, caducity, ephemeralness, fleetingness, fugacity, transience, transiency

3. (usually) Anicca, the doctrine which asserts that all of conditioned existence is transient.