swiftest

Quickest of all

Swiftest is the superlative form of swift—the fastest or quickest among a group.

The swiftest runner took the lead.

The word carries a slightly literary or formal tone compared to simply saying fastest, often appearing in contexts emphasizing grace or elegance of motion alongside speed.

speed

quickest

Most rapid in speed

breakneck · meteoric · fleet · supersonic · turbocharged · accelerated · expeditious · rapid · brisk · record-breaking

wildlife

cheetah

Fastest land animal

hare · antelope · sailfish · greyhound · roadrunner · hummingbird · marlin · leopard · impala · jackrabbit

agility

nimble

Quick and light-moving

acrobatic · graceful · lithe · supple · athletic · coordinated · fluid · limber · sleek · surefooted

supremacy

unrivalled

Having no equal

preeminent · supreme · paramount · ultimate · foremost · leading · dominant · premier · top · champion

Opposites
speed/velocity

swiftestslowest

Least rapid of all

pokiest

Family

swifter

Familiarity
Top 100,000
Profile
Known to kids · Used worldwide · Timeless · Everyday, not technical · Rated G