- Definitions|0
- Thesaurus|151
- Abbreviations|0
22 entries under quick-thinking topic. ×
| canny(adjective, keen, sharp, smart, bright) | |
| apt(smart, bright, intelligent, clever, slick) | |
| astute(adjective, keen, sharp, smart, bright) | |
| bright(adjective, keen, sharp, smart, active) | |
| capable(bright, expert, skilled, skillful, adroit) | |
| competent(bright, sharp-witted) | |
| discerning(adjective, keen, sharp, smart, bright) | |
| effective(bright, sharp-witted) | |
| effectual(bright, sharp-witted) | |
| perspicacious(adjective, keen, sharp, smart, bright) | |
| ready(smart, bright, intelligent, clever, slick) | |
| receptive(bright, sharp-witted) | |
| shrewd(adjective, keen, sharp, smart, bright) | |
| whiz(adjective, smooth, sharp, smart, bright) | |
| wired(smart, bright, intelligent, clever, slick) | |
| wise(adjective, keen, sharp, smart, bright) | |
| quick(adjective, smooth, sharp, smart, bright) | |
| able(bright, sharp-witted) | |
| acute(smart, bright, intelligent, clever, sharp-witted) | |
| quick off the mark(expression, idiom, bright, sharp-witted) |
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| APA | Smart Define. (2011). sharp as a tack thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/sharp_as_a_tack/thesaurus/synonyms |
| Chicago | Smart Define. 2011. "sharp as a tack thesaurus" https://smartdefine.org/sharp_as_a_tack/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2011, sharp as a tack thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/sharp_as_a_tack/thesaurus/synonyms>. |
| MLA | Smart Define. "sharp as a tack thesaurus" 23 May 2011. Web. 21 September 2026. <https://smartdefine.org/sharp_as_a_tack/thesaurus/synonyms> |