93 entries under adverb topic. ×
| in a minute(expression, now, directly, immediately) | |
| in a second(expression, idiom, directly, immediately) | |
| in real time | |
| instant(adjective, time, direct, prompt) | |
| lickety split(expression, soon, swiftly, snappily) | |
| more rapidly(expression, soon, swiftly, snappily) | |
| posthaste(adjective, fast, quickly, rapidly) | |
| punctually(freshly, seasonably) | |
| thereupon(first, now, directly, immediately) | |
| without warning(expression, soon, swiftly, snappily) | |
| abruptly | |
| at full tilt | |
| at one fell swoop(expression, idiom, together) | |
| at one go(expression, idiom, together) | |
| at the double(expression, idiom, interjection, now) | |
| at this instant(expression, idiom, immediately, straightaway) | |
| bang | |
| betimes(first, now, directly, immediately) | |
| chop chop(expression, early, soon, swiftly) | |
| in a beeline |
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| APA | Smart Define. (2015). at once thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/at_once/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "at once thesaurus" https://smartdefine.org/at_once/thesaurus/synonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2015, at once thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/at_once/thesaurus/synonyms>. |
| MLA | Smart Define. "at once thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/at_once/thesaurus/synonyms> |