Synonyms and related words :
ad interim, at infrequent intervals, at intervals, at odd times, at times, at various times, between acts, betweenwhiles, during the interval, en attendant, every so often, for a time, for the meantime, for the nonce, in the interim, in the meanwhile, meantime, meanwhile, now and then, occasionally, on divers occasions, on occasion, once and again, only occasionally, only when necessary, pendente lite, sometimes, until then