adjective, swift·er, swift·est.
Origin of swift
Related formsswift·ly, adverbswift·ness, noun
Examples from the Web for swiftness
The swiftness and high case-rate of Chikungunya is almost unprecedented in the annals of horrible viral outbreaks.Chikungunya: The Mosquito-Borne Virus That Contorts Your Limbs|Kent Sepkowitz|March 5, 2014|DAILY BEAST
Presumably he realizes he could spend a fortune and still get fired by the electorate with Apprentice-like swiftness.
"I guess I've got a nose," retorted Kittie, beginning to beat eggs with a swiftness that brought high color to her cheeks.Six Girls|Fannie Belle Irving
Then the very next morning, at dawn-time, Jack arose and put on his invisible coat and his slippers of swiftness.English Fairy Tales|Flora Annie Steel
Frank marveled at the swiftness with which Old Rocks swung over the ground.Frank Merriwell's Bravery|Burt L. Standish
It all helps to keep up the liveliness and augment the general sense of swiftness and energy and confusion and pow-wow.Following the Equator, Complete|Mark Twain (Samuel Clemens)
By all the powers of swiftness, but I shall try for once if the feathers shall not carry the flesh away.'The Three Perils of Man, Vol. 3 (of 3)|James Hogg
British Dictionary definitions for swiftness (1 of 2)
- swiftly or quickly
- (in combination)swift-moving