4
oppressive(adjective, severe, painful)
4
out of the blue(adjective, sudden)
4
provident(adjective, wise, shrewd, visionary, prophetic)
4
prudent(adjective, sharp, intelligent, wise, shrewd)
4
razor-sharp(adjective, strong, severe, keen, sharp)
4
ready(adjective, sharp, smart, bright, energetic)
4
rigorous(adjective, severe)
4
rough(violence, sharpness)
4
sapient(adjective, sensible, intelligent, wise, shrewd)
4
sensible(adjective, understanding, smooth, keen, sharp)
4
slippery(smooth, sharp, smart, intelligent, clever)
4
spirited(adjective, strong, keen, sharp, intense)
4
strict(adjective, severe, sharp, exact, discriminating)
4
strident(adjective, sharp, rough, harsh, intense)
4
vigilant(adjective, alert, careful, perceptive, attentive)
4
vivacious(adjective, strong, sharp, intense, energetic)
4
warm(adjective, feeling, strong, intense, powerful)
3
abhorrent(adjective, endured)
3
abominable(adjective, endured)
3
accurate(sharp, smart, sensible, wise, shrewd)
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APASmart Define. (2016). acute thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/acute/thesaurus/synonyms
ChicagoSmart Define. 2016. "acute thesaurus" https://smartdefine.org/acute/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, acute thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/acute/thesaurus/synonyms>.
MLASmart Define. "acute thesaurus" 23 February 2016. Web. 24 September 2026. <https://smartdefine.org/acute/thesaurus/synonyms>