88 entries under adverb topic. ×
| immediately(noun, conjunction) | |
| previously(adjective, time, past, general) | |
| when(conjunction, immediately, after) | |
| formerly(adjective, time, late, past) | |
| before(adjective, time, late, past) | |
| at one time(expression, adjective, idiom, late) | |
| erstwhile(adjective, time, last, original) | |
| as soon as(conjunction, expression, verb, phrasal verb, noun) | |
| sometime(expression, adjective, time, moment) | |
| earlier(adjective, time, late, old) | |
| heretofore(adjective, time, late, past) | |
| long ago(expression, adjective, idiom, time) | |
| already(adjective, time, late, past) | |
| one time(expression, idiom, frequency) | |
| late(adjective, last, original, dead) | |
| sometimes(expression, time, moment, period) | |
| former(noun, adjective, order, time) | |
| quondam(adjective, last, original, late) | |
| old(adjective, last, late, past) | |
| at times(expression, idiom, time, moment) |
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| APA | Smart Define. (2016). once thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/once/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "once thesaurus" https://smartdefine.org/once/thesaurus/synonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2016, once thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/once/thesaurus/synonyms>. |
| MLA | Smart Define. "once thesaurus" 30 March 2016. Web. 20 September 2026. <https://smartdefine.org/once/thesaurus/synonyms> |