- [adverb] on one occasion; "once I ran into her"
Synonyms: one time, in one case
- [adverb] as soon as; "once we are home, we can rest"
- [adverb] at a previous time; "once he loved her"; "her erstwhile writing"
Synonyms: formerly, at one time, erstwhile, erst
- [adjective] belonging to some prior time; "erstwhile friend"; "our former glory"; "the once capital of the state"; "her quondam lover"
Synonyms: erstwhile, former, onetime, quondam, sometime
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