130 entries under adjective topic. ×

1
rattling
1
short(quick, summary, rapid, speedy)
1
splitting
1
temerarious(careless, wild, bold, thoughtless)
1
unmindful
1
unwise
1
venturous(bad, nasty, careless, heavy)
1
wide open(expression, bold, rash, risky)
0
arduous(sharp, course, sheer, vertical)
0
course(sharp, sheer, vertical)
0
declivitous(sharp, course, sheer, vertical)
0
elevated(sharp, course, sheer, vertical)
0
erect(sharp, course, sheer, vertical)
0
flat out
0
foolish
0
frenetic
0
hare-brained
0
high(sharp, course, sheer, vertical)
0
high speed(expression, strong-minded, univocal, irrefrangible)
0
hilly(sharp, course, sheer, vertical)
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APASmart Define. (2016). breakneck thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/breakneck/thesaurus/synonyms
ChicagoSmart Define. 2016. "breakneck thesaurus" https://smartdefine.org/breakneck/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, breakneck thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/breakneck/thesaurus/synonyms>.
MLASmart Define. "breakneck thesaurus" 1 April 2016. Web. 27 September 2026. <https://smartdefine.org/breakneck/thesaurus/synonyms>