Synonyms for Speed up:

• n.

  •
  • improve,
  • pick up speed,
  • give it some gas,
  • put your foot down.
  •
  • further,
  • promote,
  • urge.
  •Other relevant words: (noun)
  • a battery.
  •speed (noun)
  • speed.

• v.

  •accelerate (verb)
  • drive,
  • stimulate,
  • roll,
  • forward,
  • tool,
  • spur,
  • impel,
  • advance,
  • quicken,
  • dust.
  •add (verb)
  • slap on,
  • continue,
  • plug into,
  • spike,
  • heat up,
  • say further,
  • hook on,
  • soup up,
  • hike,
  • tag,
  • jack up,
  • join together,
  • flesh out,
  • pad,
  • annex,
  • pour it on,
  • sweeten,
  • snowball,
  • affix,
  • include,
  • piggyback,
  • run up,
  • augment,
  • boost,
  • jazz up,
  • hitch on,
  • cue in,
  • beef up,
  • reply,
  • hike up,
  • charge up,
  • supplement,
  • tack on,
  • append,
  • figure in,
  • hook up with,
  • build up,
  • ante,
  • parlay.
  •expedite (verb)
  • fast track,
  • walk it through,
  • handle personally,
  • cut the red tape,
  • run with the ball,
  • hand-carry,
  • hand-walk,
  • press,
  • run interference,
  • shoot through,
  • grease wheels,
  • dispatch.
  •facilitate (verb)
  • walk through,
  • open doors,
  • make easy,
  • help,
  • grease the wheels.
  •hurry (verb)
  • burst,
  • bullet,
  • fly,
  • bustle,
  • goad,
  • scurry,
  • whiz,
  • hustle,
  • jog,
  • rip,
  • dash,
  • flit,
  • breeze,
  • sally,
  • run,
  • whisk,
  • barrel,
  • fleet,
  • whirl,
  • zip,
  • scoot,
  • nip,
  • beeline,
  • race,
  • dig in,
  • haste,
  • smoke.
  •precipitate (verb)
  • cast,
  • trigger,
  • bring on,
  • launch,
  • discharge,
  • throw,
  • fling,
  • hurl.
  •push (verb)
  • coerce,
  • squeeze,
  • oblige,
  • inspire,
  • kid,
  • goose,
  • prod,
  • egg on,
  • bulldoze,
  • motivate,
  • influence,
  • jolly,
  • persuade,
  • strong-arm,
  • constrain,
  • encourage,
  • bear down,
  • turn on,
  • pressure,
  • browbeat.
  •rush (verb)
  • charge,
  • surge,
  • scud,
  • sprint,
  • streak,
  • break,
  • dart,
  • get the lead out,
  • scramble,
  • hotfoot,
  • chase,
  • course,
  • zoom,
  • bolt,
  • shoot,
  • tear,
  • career.
  •untighten (verb)
  • loose,
  • slack,
  • loosen,
  • let up.

• Other synonyms:

  •
  • catch up,
  • quickening,
  • pull ahead,
  • crash program.
  •
  • pick up,
  • gas.
  •add
  • piggybacks,
  • says further,
  • joining together,
  • heats up,
  • hooks up with,
  • cued in,
  • runs up,
  • anteing,
  • piggybacking,
  • joined together,
  • fleshing out,
  • hooked on,
  • joins together,
  • slapped on,
  • anted,
  • charged up,
  • fleshed out,
  • souped up,
  • pour on,
  • heated up.
  •expedite
  • shot through,
  • run with ball.
  •facilitate
  • facilitate,
  • facilitates,
  • made easy.
  •Other relevant words:
  • precipitate,
  • Bestirring,
  • strong arm,
  • whishes,
  • shake a leg,
  • railroading,
  • opening up,
  • be quick,
  • sold on,
  • key up,
  • put screws to,
  • leaning on,
  • Hurries,
  • anesthetizing,
  • stack up,
  • gun,
  • make haste,
  • piled up,
  • dragoons,
  • expedite,
  • bulleted,
  • step up,
  • make easier,
  • tooling,
  • smoking,
  • exert influence,
  • piles up,
  • rocket,
  • tear off,
  • Careering,
  • railroaded,
  • Jollies,
  • speeded up,
  • Dragooning,
  • attend to,
  • anesthetize,
  • tooled,
  • going up,
  • revved,
  • barreled,
  • get a move on,
  • rev up,
  • open the door,
  • step on gas,
  • Furthering,
  • bestirs,
  • lose no time,
  • sped up,
  • opened the door,
  • Sallying,
  • peel rubber,
  • barrelled,
  • Guns,
  • go through the roof,
  • push,
  • gunned,
  • goes up,
  • clear the way,
  • goosed,
  • pushing around,
  • Untighten,
  • bestir,
  • push forward,
  • let fly,
  • hurry up,
  • put the screws to,
  • rise,
  • lay rubber,
  • step it,
  • dragoon,
  • hasten,
  • Careered,
  • make tracks,
  • make time,
  • upsurged,
  • hammer on,
  • went up,
  • whish,
  • pile up,
  • opened up,
  • got a move on,
  • impelled,
  • step on it,
  • Intensate,
  • speeding up,
  • add,
  • exerting influence,
  • upsurging,
  • made easier,
  • Overpress,
  • went like lightning,
  • put to,
  • sending forth,
  • let up on,
  • rush,
  • stacked up,
  • Dragooned,
  • go up,
  • Fleeted,
  • put pedal to metal,
  • Gunning,
  • pushed forward,
  • move up,
  • fires up,
  • relaxes,
  • run interference for,
  • open up,
  • nail it,
  • anesthetized,
  • hurries up,
  • accelerate,
  • fire up,
  • anesthetizes,
  • pacifies,
  • jollying,
  • going through the roof,
  • send forth,
  • lay a patch,
  • ease,
  • rev,
  • Barreling,
  • made haste,
  • REVS,
  • Make short work of,
  • sell on,
  • gooses,
  • forwarding,
  • hurry,
  • go to town on,
  • jollied,
  • steamroll,
  • go like lightning,
  • hurried up,
  • keyed up,
  • revving,
  • pushes forward,
  • rose,
  • railroad,
  • stacking up,
  • Barrelling,
  • put up to,
  • Hasted,
  • turn on steam,
  • attended to,
  • goosing,
  • Hasting,
  • get cracking,
  • shaking a leg,
  • moved up,
  • put on afterburners,
  • push around,
  • lean on,
  • up,
  • Bestirred,
  • Sallied.

Antonyms for Speed up:

• v.

  • accelerate
    decelerate, delay, halt, repress, discourage, stop, check, defer, postpone, slow down, slow, dissuade, impede, cease, wait, retard, block, hinder.
  • add
    deduct, reduce, subtract, lessen, remove, decrease, withdraw, detach, diminish.
  • ease
    perplex, maintain, worry, vex, excite, trouble, intensify, keep, bring down, extend, enlarge, agitate, injure, harm, depress, exasperate, hold, demote, hurt, worsen, aggravate, irritate, burden, make difficult, annoy, increase, weaken, incite, provoke, upset, condemn.
  • facilitate
    detain, obstruct, prohibit.
  • hurry
    procrastinate, dally, walk, dawdle, rest, stall.
  • precipitate
    receive, catch.
  • push
    hide, suppress, leave alone, conceal, pull.
  • rise
    contract, recede, soothe, fall, divide, shrink, descend, drop, raze, go down, destroy, lower, decline, deflate, comply, calm, soften, cave in, slump, demolish, regress, give in, cooperate, compress, retreat, go along.
  • rush
    guard, protect, obey, stay.
  • Other antonyms:
    slow up.

Homophones for Speed up:

• sheep dip, subtopia, saved up, spiffed up, sieve tube, spit up, speeded up, speedup.