Endless

Without end; having no end or conclusion; perpetual; interminable; -- applied to length, and to duration; as, an endless line; endless time; endless bliss; endless praise; endless clamor.

Infinite; excessive; unlimited.

Without profitable end; fruitless; unsatisfying.

Void of design; objectless; as, an endless pursuit.

having the ends united so as to form a continuous whole; "an endless chain"