Synonyms of continuous

1 Syllable
straight, smooth
2 Syllables
come-through, flowing, straightest, gradual, stable, steady, smoothed, unbent, tidal, endless, chronic, straighter, level, even, planar, smoother, planed, sequent, smoothing, smoothest, evens, termless, looped
3 Syllables
insistent, ceaseless, unfailing, repeated, extending, incessant, unceasing, uncurled, extended, sequential, timeless, continual, unending, evener, perpetual, lingering, unchanged, levelling, bit-by-bit, step-by-step, repeating, steady-going, leveled, planate, seriatim, regular, continued, sustained, entire, eternal, prolonged, succedent, round-the-clock, aeonian, unwaning, day-and-night, connected, unbroken, evened, invariant, collinear, frictionless
4 Syllables
unrelenting, mirrorlike, sempiternal, unfluctuating, protractile, undivided, rectilineal, unremitting, habituated, ever-present, unabating, sustainable, perseverant, progressive, gradational, never-ending, renewable, unfaltering, successional, around-the-clock, oft-repeated, measureless, everlasting, never-ceasing
5 Syllables
self-perpetuating, amaranthine, consecutive, reduplicating, uninterrupted, interminate, illimitable, interminable