Synonyms|424Antonyms|87|Broader|7Narrower|0Related|1.1k
1
flawless(adjective, fastidious)
1
foreseeing
1
forethoughted
1
forethoughtful
1
frugal(smart, shrewd, clever, subtle, artful)
1
fussy(adjective, fastidious)
1
genius(adjective, intelligent)
1
gnostic(adjective, understanding, smooth, keen, sharp)
1
having fancy footwork(expression, idiom, smart, clever, subtle)
1
hep(smart, shrewd, clever, subtle, artful)
1
hip(wise, learned, sage)
1
hypercritical(adjective, fastidious)
1
in the know(expression, idiom, sharp, smart, intelligent)
1
inside(sharp, smart, intelligent, prudent, clever)
1
insighted(adjective, understanding, keen, sharp, sensitive)
1
intelligible
1
intuitive(understanding, keen, sharp, sensible, sensitive)
1
inventive(adjective, smart, bright, brainy)
1
literal(adjective, fastidious)
1
long-headed
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ChicagoSmart Define. 2016. "perspicacious thesaurus" https://smartdefine.org/perspicacious/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, perspicacious thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/perspicacious/thesaurus/synonyms>.
MLASmart Define. "perspicacious thesaurus" 29 March 2016. Web. 21 September 2026. <https://smartdefine.org/perspicacious/thesaurus/synonyms>