Timeless

Time"less, a. 1. Done at an improper time; unseasonable; untimely. [R.]

Nor fits it to prolong the heavenly feast
Timeless, indecent.
Pope.

2. Done or occurring before the proper time; premature; immature; as, a timeless grave. [Obs.]

Must I behold thy timeless, cruel death?
Shak.

3. Having no end; interminable; unending. "Timeless night and chaos." Young.