unchange

Etymology

From un- + change.

noun

A situation where all remains constant; stasis.“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;”

verb

To revert or reverse a change“Thus I experienced another important change, and one I never wished to unchange.”
To not change; be unchanging; remain constant“In analysing them we discern various mechanisms which seem to us to cause them to "unchange," to be "things" and thus to survive.”