irregularly, sporadically, intermittently, occasionally, periodically, infrequently, spasmodically, erratically, fitfully, discontinuously, interruptedly, piecemeal, unevenly, variably, unsystematically, inconstantly, patchily, uncertainly, disconnectedly, unmethodically, eccentrically, episodically, inconsistently, aperiodically, unpunctually, at intervals, now and again, off and on, on and off, in fits and starts, by fits and starts, at irregular intervals, in snatches, by turns, out of sequence, spottily, choppily, casually, catchily, randomly, cyclically, unstably, brokenly, desultorily, scatteredly, unequally, changeably, oddly, isolatedly, jerkily … more