Synonyms|648Antonyms|154|Broader|16Narrower|18Related|740

90 entries under sharp topic. ×

1
incisive(adjective, understanding, strong, keen)
1
intuitive(understanding, keen, smart, sensitive)
1
jazzed(bright, lively, alert, careful)
1
lively(adjective, strong, bright, intense)
1
penetrative(understanding, keen, smart, sensitive)
1
piercing(adjective, strong, intense, powerful)
1
pointed(adjective, strong, intense, powerful)
1
psyched up(expression, bright, lively, alert)
1
sardonic(adjective, strong, intense, powerful)
1
savvy(adjective, understanding, cool, keen)
1
sophic(adjective, understanding, cool, keen)
1
spirited(adjective, strong, bright, intense)
1
subtle(sensitive, shrewd, perceptive, penetrating)
1
switched on(expression, cool, bright, lively)
1
tart(adjective, strong, intense, powerful)
1
trenchant(adjective, strong, sensible, intense)
1
wired(bright, lively, alert, attentive)
1
wise to(expression, adjective, understanding, cool, keen)
0
acid(adjective, strong, intense, powerful)
0
cutting(adjective, strong, intense, powerful)
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APASmart Define. (2016). observant thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/observant/thesaurus/synonyms
ChicagoSmart Define. 2016. "observant thesaurus" https://smartdefine.org/observant/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, observant thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/observant/thesaurus/synonyms>.
MLASmart Define. "observant thesaurus" 29 March 2016. Web. 21 September 2026. <https://smartdefine.org/observant/thesaurus/synonyms>