changeless Synonyms

immutable unvarying constant invariant unalterable undistributed steadfast steady timeless stationary statical static stable set same rigid reverseless undying unfailing uniform unvaried hard and fast unchanged unmodifiable set in stone unwavering unfading unaltered undeviating unchangeable unchanging unending regular persistent immovable fixed firm everlasting eternal equable enduring durative durable continuing consistent cast iron ageless inalterable indefeasible perpetual