- Definitions|2
- Thesaurus|788
- Abbreviations|0
130 entries under adjective topic. ×
| pelting | |
| rapid-fire(prompt, fast, quick, urgent) | |
| steep(sharp, course, extreme, sheer) | |
| unheedful | |
| unsafe | |
| urgent(bad, heavy, quick, risky) | |
| venturesome(bad, nasty, careless, heavy) | |
| whirlwind(fast, urgent) | |
| zippy | |
| bold(rash, reckless, risky, impetuous) | |
| brazen | |
| fleet-footed | |
| heedless(violent, wild, fast, quick) | |
| hell-for-leather(informal, fast) | |
| hell for leather(expression, idiom) | |
| high-speed(fast, quick, rapid, speedy) | |
| immediate(prompt, fast, irritable, quick) | |
| mad | |
| negligent(wild, thoughtless, deed, irresponsible) | |
| nippy(fast, rapid, swift, urgent) |
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| APA | Smart Define. (2016). breakneck thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/breakneck/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "breakneck thesaurus" https://smartdefine.org/breakneck/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, breakneck thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/breakneck/thesaurus/synonyms>. |
| MLA | Smart Define. "breakneck thesaurus" 1 April 2016. Web. 26 September 2026. <https://smartdefine.org/breakneck/thesaurus/synonyms> |