130 entries under adjective topic. ×

3
pelting
3
rapid-fire(prompt, fast, quick, urgent)
3
steep(sharp, course, extreme, sheer)
3
unheedful
3
unsafe
3
urgent(bad, heavy, quick, risky)
3
venturesome(bad, nasty, careless, heavy)
3
whirlwind(fast, urgent)
3
zippy
2
bold(rash, reckless, risky, impetuous)
2
brazen
2
fleet-footed
2
heedless(violent, wild, fast, quick)
2
hell-for-leather(informal, fast)
2
hell for leather(expression, idiom)
2
high-speed(fast, quick, rapid, speedy)
2
immediate(prompt, fast, irritable, quick)
2
mad
2
negligent(wild, thoughtless, deed, irresponsible)
2
nippy(fast, rapid, swift, urgent)
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APASmart Define. (2016). breakneck thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/breakneck/thesaurus/synonyms
ChicagoSmart Define. 2016. "breakneck thesaurus" https://smartdefine.org/breakneck/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, breakneck thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/breakneck/thesaurus/synonyms>.
MLASmart Define. "breakneck thesaurus" 1 April 2016. Web. 26 September 2026. <https://smartdefine.org/breakneck/thesaurus/synonyms>