unchange

From un- +‎ change.

unchange (third-person singular simple present unchanges, present participle unchanging, simple past and past participle unchanged)

1. (transitive) To revert or reverse a change
   • 1817, William Hutton, ‎Catherine Hutton, The life of William Hutton:

     Thus I experienced another important change, and one I never wished to unchange.

2. (intransitive) To not change; be unchanging; remain constant
   • 2013, G. Klir, Applied General Systems Research:

     In analysing them we discern various mechanisms which seem to us to cause them to "unchange," to be "things" and thus to survive.

unchange (countable and uncountable, plural unchanges)

1. A situation where all remains constant; stasis.
   • 1971, William De Prez Inlow, Medicine and the world of ideas: an iatrophilosophy:

     It would seem that the full force of effectuation is felt only when the effect is change, and that when it is unchange the effectuation is felt to be attenuated and diminished;

   • 2013, L.N. Oaklander, The Importance of Time, →ISBN:

   • 2017, Raj Kumar Bhattarai, Enterprise Resiliency in the Continuum of Change:

     One set of stakeholders are not aware about change or unchange in their enterprise.

• changelessness