once more(r = adv.all) again, once again, over again - anew; "she tried again"; "they rehearsed the scene again"

N  duplication, doubling, gemination, ingemination, reduplication, iteration, renewal, double, doubled, bicipital, bicephalous, bidental, bilabiate, bivalve, bivalvular, bifold, biform, bilateral, bifarious, bifacial, twofold, two-sided, disomatous, duplex, double-faced, double-headed, twin, duplicate, ingeminate, second, twice, once more, over again, as much again, twofold, secondly, in the second place, again.

N  repetition, iteration, reiteration, harping, recurrence, succession, run, battology, tautology, monotony, tautophony, rhythm, diffuseness, pleonasm, redundancy, chimes, repetend, echo, ritornello, burden of a song, refrain, rehearsal, rechauffe, rifacimento, recapitulation, cuckoo, reverberation, drumming, renewal, twice-told tale, old story, old song, second edition, new edition, reappearance, reproduction, recursion, periodicity, repeated, repetitional, repetitionary, recurrent, recurring, ever recurring, thick coming, frequent, incessant, redundant, pleonastic, monotonous, harping, iterative, recursive, unvaried, mocking, chiming, retold, aforesaid, aforenamed, above-mentioned, above-said, habitual, another, repeatedly, often, again, anew, over again, afresh, once more, ding-dong, ditto, encore, de novo, bis, da capo, again and again, over and over, over and over again, recursively, many times over, time and again, time after time, year after year, day by day, many times, several times, a number of times, many a time, full many a time, frequently, ecce iterum Crispinus, toujours perdrix, cut and come again, tomorrow and tomorrow and tomorrow, cantilenam eandem canis, nullum est jam dictum quod non dictum sit prius.

all at once, at once, give the once over, more, more and more, more often than not, more or less, more than, more than enough, no more, once, once again, once and for all, once in a while, sir thomas more, thomas more, what is more