THESAURUS
unaltered
abiding, changeless, constant, continuing, durable, enduring, firm, fixed, frozen, immobile, immutable, incommutable, inconvertible, indefeasible, inert, insusceptible of change, intact, intransmutable, invariable, inviolate, irretrievable, irreversible, irrevocable, lasting, noble, nonreturnable, nonreversible, permanent, perpetual, persistent, quiescent, remaining, reverseless, rigid, solid, stable, static, stationary, staying, steadfast, sustained, torpid, unalterable, unalterative, unchangeable, unchanged, unchanging, unchecked, undeflectable, undestroyed, undeviating, unfading, unfailing, unmodifiable, unremitting, unrestorable, unreturnable, unshifting, unsusceptible, unvariable, unvaried, unvarying
ROGET THESAURUS
unaltered
Identity
N
identity, sameness, coincidence, coalescence, convertibility, equality, selfness, self, oneself, identification, monotony, tautology, facsimile, homoousia: alter ego, ipsissima verba, same, self, very, one and the same, very thing, actual thing, real McCoy, no other, one and only, in the flesh, identical, self, ilk, the same, selfsame, one and the same, homoousian, coincide, coalescent, coalescing, indistinguishable, one, equivalent, tweedle dee and tweedle dum, much the same, of a muchness,
unaltered, identically, on all fours.
Stability
N
stability, immutability, unchangeability unchangeableness, constancy, stable equilibrium, immobility, soundness, vitality, stabiliment, stiffness, ankylosis, solidity, aplomb, establishment, fixture, rock, pillar, tower, foundation, leopard's spots, Ethiopia's skin, permanence, obstinacy, unchangeable, immutable,
unaltered, unalterable, not to be changed, constant, permanent, invariable, undeviating, stable, durable, perennial, fixed, steadfast, firm, fast, steady, balanced, confirmed, valid, fiducial, immovable, irremovable, riveted, rooted, settled, established, vested, incontrovertible, stereotyped, indeclinable, tethered, anchored, moored, at anchor, on a rock, rock solid, firm as a rock, firmly seated, firmly established, deep-rooted, ineradicable, inveterate, obstinate, transfixed, stuck fast, aground, high and dry, stranded, stuck, jammed, unremovable, quiescent, deterioration, indefeasible, irretrievable, intransmutable, incommutable, irresoluble, irrevocable, irreversible, reverseless, inextinguishable, irreducible, indissoluble, indissolvable, indestructible, undying, imperishable, incorruptible, indelible, indeciduous, insusceptible, insusceptible of change, Int, stet, littera scripta manet.