1 at one time, formerly, in the old days, in the past, in times gone by, in times past, long ago, once upon a time, previously
a. directly, forthwith, immediately, instantly, now, right away, straight away, straightway (archaic) this (very) minute, without delay, without hesitation
b. at or in one go (informal) at the same time, simultaneously, together
3 once and for all conclusively, decisively, finally, for all time, for good, for the last time, permanently, positively, with finality
4 once in a while at intervals, at times, every now and then, from time to time, now and again, occasionally, once in a blue moon (informal) on occasion, sometimes
English Collins Dictionary - English synonyms & Thesaurus
To add entries to your own vocabulary, become a member of Reverso community or login if you are already a member.
It's easy and only takes a few seconds: