from time to time Synonyms

at times now and again now and then on occasion once in a while time to time occasionally spasmodically every now and then once or twice once in a blue moon once and again on and off from case to case hardly ever on the odd occasion not regularly not always every now and again on occasions ever so often at one time or another not very often few times in a few cases not often almost never off and on every so often seldom rarely periodically periodic once occasional irregularly interruptedly intermittently sometime sometimes every once in a while ever and anon ever and again erratically discontinuously at intervals by fits and starts at random sporadically infrequently