Synonyms to only occasionally

occasionally, at infrequent intervals, at intervals, at odd times, at times, at various times, betweentimes, betweenwhiles, brokenly, by catches, by fits, by jerks, by skips, by snatches, disconnectedly, discontinuously, every so often, fitfully, haphazardly, here and there, in spots, infrequently, intermittently, irregularly, now and then, off and on, on divers occasions, on occasion, once and again, only when necessary, per saltum, periodically, randomly, skippingly, sometimes, sporadically, uncommonly, willy-nilly, ad interim, between acts, during the interval, en attendant, for a time, for the meantime, for the nonce, in the interim, in the meanwhile, meantime, meanwhile, pendente lite, until then, betimes, betweenti