Synonyms and Antonyms of speed (spēd)

speedy alacrity fast ride hard adept dash whisk swiftness promptness gun the motor briskness rush breeze rocket pace precipitancy hotfoot alacritous celerity precipitate gallop impetuosity hasten hie activity eagerness haste hurry promptitude liveliness quickness expedition precipitation rate headway clip snap steam race go fast put on sail go like the wind cut along crowd-sail bowl along cover ground go-all-out gear-up go-it expedite advance further tempo dispatch expeditiousness fleetness hustle rapidity rapidness Also used with up: accelerate quicken bolt bucket bustle dart festinate flash fleet flit fly pelt run sail scoot scour shoot sprint tear trot whirl whiz zip zoom rip barrel highball nip celeritous expeditious posthaste precipitous speediness velocity accelerate facilitate fare favor hightail knot propel urgency hurrying amphetamine pep pill upper fastness focal ratio stop number speed-up travel rapidly pelt along rush-along cannonball along bucket along step-on-it readiness supersonic acceleration momentum legerity bat give her the gas break the sound barrier step up deftness vector informed prosper speeding belt along wing agility

slowness dilatoriness. See syn. study at haste.haste dilatoriness amble halt delay hinder hold up slow-down tardiness slow

promote maximum speed speed on move f-number 25mph ground speed 110mph 55mph low-speed 15mph 70mph 80mph 75mph 8mph 50mph 5mph high speed

deeps ₈ pedes ₈ speed ₈

deep ₇ deps ₇ peds ₇ peed ₇ sped ₇ pees ₆ seep ₆ dees ₅ seed ₅

dep ₆ ped ₆ pee ₅ pes ₅ dee ₄ eds ₄ see ₃

pe ₄ de ₃ ed ₃ es ₂