84 entries under fast topic. ×
| promptly(adjective, adverb, immediately, quickly) | |
| quickly(adjective, adverb, immediately, rapidly) | |
| speedily(adverb, quickly, rapidly) | |
| directly(adverb, quickly, rapidly) | |
| fast(adjective, adverb, immediately, quickly) | |
| swiftly(adverb, quickly, rapidly) | |
| rapidly(adverb, quickly) | |
| apace(adverb, quickly, rapidly) | |
| hastily(adverb, quickly, rapidly) | |
| instantaneously(adverb, quickly, rapidly) | |
| in nothing flat(expression, idiom, adverb, hot) | |
| quick(adjective, adverb, hot, speedy) | |
| lickety-split(adverb, informal) | |
| posthaste(adjective, adverb, hot, quick) | |
| chop-chop(adverb, quickly, rapidly) | |
| hurriedly(adverb, quickly, rapidly) | |
| in haste(adverb, quickly, rapidly) | |
| briskly(adverb, quickly, rapidly) | |
| like a shot(idiom, adverb, quickly, rapidly) | |
| abruptly(adverb, quickly, rapidly) |
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| APA | Smart Define. (2015). pronto thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/pronto/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "pronto thesaurus" https://smartdefine.org/pronto/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2015, pronto thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/pronto/thesaurus/synonyms>. |
| MLA | Smart Define. "pronto thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/pronto/thesaurus/synonyms> |