unchanged

/AH0 N CH EY1 N JH D/
verb
  1. 1

    To revert or reverse a change

  2. 2

    To not change; be unchanging; remain constant

adjective
  1. 1

    Not changed or altered; remaining in an original state.

Source: https://en.wiktionary.org/wiki/unchange, https://en.wiktionary.org/wiki/unchanged