| insolent(adjective, rude, fresh, crude, blunt) | |
| instinctive(adjective, passionate, violent, thoughtless, impetuous) | |
| intolerant(adjective, severe, keen, violent, anxious) | |
| momentary(immediate, instant, sudden, instantaneity) | |
| morose(grumpy, bad-tempered, gruff, brusque, crotchety) | |
| off-hand | |
| peremptory(adjective, rude, blunt, impolite, summary) | |
| plunging(violent, fast, quick) | |
| point-blank | |
| prompt(adjective, direct, fast, quick, summary) | |
| raw(adjective, severe) | |
| reckless(adjective, violent, fast, quick, thoughtless) | |
| reflexive(adjective, impulsive) | |
| rigid(adjective, severe) | |
| rushed(adjective, quick, summary, hasty, unexpected) | |
| snippety(open, rough, rude, short, brief) | |
| straight | |
| strict(adjective, severe) | |
| stringent(adjective, severe) | |
| superficial(quick, speedy, swift, hurried, rushed) |
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| APA | Smart Define. (2015). abrupt thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/abrupt/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "abrupt thesaurus" https://smartdefine.org/abrupt/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2015, abrupt thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/abrupt/thesaurus/synonyms>. |
| MLA | Smart Define. "abrupt thesaurus" 3 August 2015. Web. 23 September 2026. <https://smartdefine.org/abrupt/thesaurus/synonyms> |