briskness Get Printable Handwriting (brisk-ness) 2 syllables Learn It! Spelling Test Definition noun. quickness or liveliness;adjective. - done quickly or energetically Example Sentence She walked with briskness to catch the bus. Synonyms speed; swiftness; agility; lively; energetic; quick Antonyms slowness; lethargy; laziness; slow; sluggish Share with your friends: