41 entries under instantly topic. ×
| soon(adverb, directly, immediately, quickly) | |
| immediately(adjective, adverb, fast, directly, quickly) | |
| posthaste(adjective, adverb, fast, quick, early) | |
| fleetly(adverb, quick, early, quickly, hastily) | |
| quick(early, quickly, speedily) | |
| at once(expression, adverb, directly, immediately, quickly) | |
| in a flash(expression, idiom, adverb, directly, immediately) | |
| right away(expression, adverb, directly, immediately) | |
| without delay(expression, adverb, directly, immediately, quickly) | |
| in a jiffy(expression, idiom, adverb, directly, immediately) | |
| instanter(directly, immediately, shortly, forthwith) | |
| on the double(expression, idiom, adverb, directly, immediately) | |
| in nothing flat(expression, directly, immediately, quickly) | |
| straight away(expression, adverb, directly, immediately, quickly) | |
| urgently(adverb, directly, immediately, quickly, hastily) | |
| PDQ(directly, immediately, shortly, forthwith) | |
| anon(directly, immediately, shortly, forthwith) | |
| at short notice(expression, idiom, directly, immediately) | |
| away(directly, immediately) | |
| double-time(directly, immediately, shortly, forthwith) |
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| APA | Smart Define. (2015). rapidly thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/rapidly/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "rapidly thesaurus" https://smartdefine.org/rapidly/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, rapidly thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/rapidly/thesaurus/synonyms>. |
| MLA | Smart Define. "rapidly thesaurus" 5 October 2015. Web. 22 September 2026. <https://smartdefine.org/rapidly/thesaurus/synonyms> |