| long-drawn-out(endless, protracted, incessant, long-winded, ceaseless) |
| long-winded(endless, protracted, incessant, ceaseless) |
| looped(endless, infinite, boundless, incessant, ceaseless) |
| never-ending(constant, continuous, endless, infinite, boundless) |
| no end of(expression, idiom, free, endless, infinite) |
| no end to(expression, idiom, free, endless, infinite) |
| on a treadmill(expression, idiom, free, endless, infinite) |
| permanent(adjective, constant, continuous, endless, infinite) |
| perpetual(adjective, constant, continuous, endless, infinite) |
| persistent(adjective, constant, continuous, interminable, nonstop) |
| protracted(endless, infinite, boundless, incessant, long-winded) |
| relentless(adjective, constant, continuous, interminable, nonstop) |
| spun out(expression, free, endless, infinite, boundless) |
| strung out(expression, free, endless, infinite, boundless) |
| timeless(adjective, continuous, endless, infinite, boundless) |
| unbound(free, endless, infinite, boundless, protracted) |
| unending(adjective, constant, continuous, interminable, nonstop) |
| unlimited(endless, infinite, boundless, incessant, ceaseless) |
| wearisome(endless, infinite, boundless, protracted, incessant) |
| aeonian |