timeless
adjectiveIndependent of time; eternal.
adjectiveSeemingly unaffected by time; ageless.
Unseasonable; inopportune; untimely.
Unmarked by time; eternal: unending; interminable.
Referring to no particular time; undated.
adjectiveDone at an improper time; unseasonable; untimely.
adjectiveDone or occurring before the proper time; premature; immature.
adjectiveHaving no end; interminable; unending.
adjectivenot affected by