21 entries under shrewd topic. ×

2
canny(adjective, keen, sharp, smart, bright)
1
astute(adjective, keen, sharp, smart, bright)
1
bright(adjective, keen, sharp, smart, active)
1
discerning(adjective, keen, sharp, smart, bright)
1
keen(adjective, sharp, smart, active, intelligent)
1
knowing(keen, smart, bright, intelligent)
1
perceptive(keen, smart, bright, intelligent)
1
perspicacious(adjective, keen, sharp, smart, bright)
1
smart(bright, intelligent, perceptive, clever)
1
whiz(adjective, smooth, sharp, smart, bright)
1
wise(adjective, keen, sharp, smart, bright)
0
quick(adjective, smooth, sharp, smart, bright)
0
calculating(keen, smart, perceptive)
0
crafty(keen, smart, perceptive)
0
foxy(smart, perceptive)
0
incisive(smart, perceptive)
0
insightful(keen, smart, perceptive)
0
judicious(smart, perceptive)
0
not born yesterday(expression, idiom, smart, perceptive)
0
sagacious(adjective, keen, smart, sensitive, wise)
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APASmart Define. (2011). sharp as a tack thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/sharp_as_a_tack/thesaurus/synonyms
ChicagoSmart Define. 2011. "sharp as a tack thesaurus" https://smartdefine.org/sharp_as_a_tack/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2011, sharp as a tack thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/sharp_as_a_tack/thesaurus/synonyms>.
MLASmart Define. "sharp as a tack thesaurus" 23 May 2011. Web. 25 September 2026. <https://smartdefine.org/sharp_as_a_tack/thesaurus/synonyms>