As sharp as a tack
Synonyms for As sharp as a tack
- canny
- shrewd
- clever
- savvy
- wise
- perspicacious
- perceptive
- discerning
- sharp
- smart
- astute
- penetrating
- discriminating
- sharp-witted
- worldly-wise
- sagacious
- cunning
- crafty
- wily
- long-headed
- cute
- whip-smart
- heads-up
For more similar words, try As sharp as a tack on Thesaurus.plus dictionary