on and off Synonyms

off and on inconstantly discontinuously ever and anon every once in a while every so often spasmodically every now and then in some cases on the odd occasion not often in a few cases few times not very often on occasions at intervals by fits and starts infrequently intermittently interruptedly irregularly occasionally periodically seldom sometimes sporadically at times from time to time now and again now and then on occasion every now and again