521 entries under adjective topic. ×

8
meticulous(careful, thoughtful, sober, attentive)
7
absorbed(set, attention, deep, fixed)
7
concerned(careful, thoughtful, sober, attentive)
7
diligent(keen, intense, energetic, lively)
7
sharp-witted(keen, ability, smart, intelligent)
7
thoughtful(care, careful, sober, cautious)
6
brilliant(good, sharp, smart, bright)
6
chipper(good, clear, pleasant, keen)
6
discreet(sensible, careful, thoughtful, cautious)
6
engrossed(set, determined, deep, fixed)
6
finical(fussy, discriminating, vigilant)
6
gay(keen, smart, bright, happy)
6
knowing(understanding, keen, sharp, smart)
6
provident(care, careful, thoughtful, sober)
6
receptive(understanding, open, familiar, animate)
6
scrupulous(careful, thoughtful, sober, attentive)
6
shrewd(understanding, sharp, bright, careful)
6
sleepless(keen, careful, restless, disturbed)
6
thorough(thoughtful, sober, prudent, wary)
5
apt(smart, bright, intelligent, precise)
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APASmart Define. (2016). alert thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/alert/thesaurus/synonyms
ChicagoSmart Define. 2016. "alert thesaurus" https://smartdefine.org/alert/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, alert thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/alert/thesaurus/synonyms>.
MLASmart Define. "alert thesaurus" 26 February 2016. Web. 25 September 2026. <https://smartdefine.org/alert/thesaurus/synonyms>