Synonyms and related words :
at intervals, at large, at times, betimes, brokenly, by catches, by fits, by jerks, by skips, by snatches, diffusely, disconnectedly, discontinuously, dispersedly, ever and again, ever and anon, everywhere, exiguously, fitfully, haphazardly, in all quarters, in places, in spots, in various places, infrequently, intermittently, meagerly, now, now and again, occasionally, passim, per saltum, piddlingly, randomly, rarely, scantily, scarcely, scrimpily, skimpily, skippingly, sparsely, sparsim, sporadically, spottily, stingily, throughout, wherever you look, willy-nilly