Emily Dickinson Lexicon

QUICK'NESS, n.

1. Speed; velocity; celerity; rapidity; as, the quickness of motion.
2. Activity; briskness; promptness; as, the quickness of the imagination or wit. – Wotton. Dryden.
3. Acuteness of perception; keen sensibility; as, quickness of sensation. – Locke.
4. Sharpness; pungency. – Mortimer.