Synonyms to quakingly

fitfully, at haphazard, at intervals, at irregular intervals, at random, brokenly, by catches, by chance, by fits, by jerks, by skips, by snatches, capriciously, carelessly, desultorily, disconnectedly, discontinuously, eccentrically, erratically, flutteringly, haltingly, haphazardly, here and there, hit or miss, in snatches, in spots, inconstantly, indiscriminately, infrequently, intermittently, irregularly, jerkily, lurchingly, nonuniformly, occasionally, off and on, patchily, per saltum, promiscuously, quaveringly, quiveringly, randomly, roughly, saltatorily, shakily, shudderingly, skippingly, sloppily, spasmodically, sporadically, spottily, tremblingly, tremulously, uncertainly, unevenly, unmethodically, unpredictably, unrhythmically, unsteadily, unsystematically, variably, waveringly, whimsically, willy-nilly, wobblingly, in