50 entries under fast topic. ×
| abrupt(adjective, open, direct, severe, keen) | |
| brief(adjective, close, hard, open, direct) | |
| impatient(adjective, keen, rude, energetic, violent) | |
| quick(adjective, irritable, rapid, speedy) | |
| snappy(adjective, hurt, direct, keen, rough) | |
| brisk(adjective, severe, rough, rude) | |
| hasty(adjective, keen, rough, energetic, violent) | |
| instantaneous(rapid, swift, instant) | |
| keen(adjective, severe, energetic, violent, active) | |
| perfunctory(adjective, indifferent, casual, nonchalant) | |
| sudden(adjective, keen, energetic, violent, active) | |
| ASAP(rapid, swift) | |
| accelerated(rapid, swift) | |
| active(rapid, swift) | |
| alert(rapid, swift) | |
| animated(rapid, swift) | |
| breakneck(irritable, rapid, swift, tetchy) | |
| cursory(rapid, swift, instant) | |
| double time(expression, rapid, swift) | |
| energetic(rapid, swift) |
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| APA | Smart Define. (2015). curt thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/curt/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "curt thesaurus" https://smartdefine.org/curt/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2015, curt thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/curt/thesaurus/synonyms>. |
| MLA | Smart Define. "curt thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/curt/thesaurus/synonyms> |