Synonyms for Swiftly:

• adj.

  •lickety-split (adjective)
  • licketysplit,
  • jiffier,
  • jiffiest,
  • speedest.
  •Other relevant words: (adjective)
  • speeder,
  • lickety-split,
  • Lickety Split,
  • fast-paced.

• a. & adv.

  •Other relevant words: (adjective, adverb)
  • post-haste.
  •posthaste (adjective, adverb)
  • most directly.

• adv

  •fast (adverb)
  • chop-chop,
  • in haste,
  • full tilt,
  • Posthaste,
  • in short order,
  • fleetly,
  • like greased lightning,
  • like wildfire,
  • like a flash,
  • quickly,
  • like a shot.
  •hastily (adverb)
  • agilely,
  • Subito,
  • Unpremeditatedly,
  • thoughtlessly,
  • double-quick,
  • on spur of the moment,
  • heedlessly,
  • too quickly.
  •Other relevant words: (adverb)
  • peremptorily,
  • suddenly,
  • Pellmell,
  • unhesitatingly,
  • on the dot,
  • fast,
  • in a hurry,
  • with dispatch,
  • without waste,
  • punctually,
  • double-time,
  • in a rush,
  • rapidly,
  • promptly,
  • on the spot,
  • in high gear,
  • arbitrarily,
  • at speed,
  • on the double,
  • like a bat out of hell,
  • in double time,
  • at short notice,
  • at once,
  • snappily,
  • more rapidly.
  •quickly (adverb)
  • without warning,
  • with breath-taking speed.
  •suddenly (adverb)
  • asudden,
  • all of a sudden,
  • unanticipatedly,
  • on spur of moment.

• adv.

  •fast (adverb)
  • soonest,
  • expeditiously,
  • hurriedly,
  • in nothing flat.
  •hastily (adverb)
  • abruptly,
  • briskly,
  • precipitately,
  • impatiently,
  • dashingly,
  • breathlessly,
  • Rushingly,
  • speedily,
  • urgently,
  • feverishly,
  • hastily.
  •on the double (adverb)
  • doubletime,
  • on double,
  • chop chop.
  •posthaste (adverb)
  • more double-quick,
  • quicklier,
  • most doublequick,
  • swiftlier,
  • most flatout,
  • more flatout,
  • more speedily,
  • quickliest,
  • more flat-out,
  • most flat-out,
  • most double-quick,
  • most speedily,
  • most flat out,
  • promptlier,
  • more hastily,
  • more doublequick,
  • promptliest,
  • more double quick,
  • more straightaway,
  • pell mell,
  • more directly,
  • more flat out,
  • most rapidly,
  • fleetlier,
  • head long,
  • swiftliest,
  • most hastily,
  • fleetliest,
  • post haste,
  • most straightaway,
  • most double quick,
  • head-long.
  •promptly (adverb)
  • un hesitatingly,
  • un-hesitatingly,
  • on dot.
  •punctually (adverb)
  • right away,
  • instantly,
  • straight away,
  • precisely,
  • immediately,
  • sharply,
  • forthwith.
  •quickly (adverb)
  • like bat out hell,
  • like bat out of hell,
  • like a bat out hell.
  •rapidly (adverb)
  • in rush,
  • in hurry.
  •suddenly (adverb)
  • all a sudden,
  • all sudden,
  • un-aware,
  • un aware,
  • all once,
  • all of sudden.
  •summarily (adverb)
  • on spot.
  •very fast (adverb)
  • flat-out.

• n.

  •Other relevant words: (noun)
  • time.

• Other synonyms:

  •Other relevant words (noun):
  • diligent,
  • quickness,
  • in a wink,
  • in no time,
  • hurry-scurry,
  • hell-for-leather,
  • right,
  • space,
  • celerity,
  • transiently,
  • prompt,
  • facile,
  • without delay,
  • Flittingly,
  • all at once,
  • on the fly,
  • firmly,
  • easy,
  • instant,
  • pell-mell,
  • at full speed,
  • cheerful,
  • hand,
  • deeply,
  • free,
  • rapidity,
  • Tantivy,
  • right off,
  • dapper,
  • at flank speed,
  • like the wind,
  • keenly,
  • PDQ,
  • instantaneously,
  • haste,
  • glib,
  • impulsively,
  • Lickety Cut,
  • terrorise,
  • by forced marches,
  • flat,
  • startle,
  • briefly,
  • speed,
  • unexpectedly,
  • amphetamine,
  • momentarily,
  • Fleetingly,
  • high-speed,
  • directly,
  • straightway,
  • without hesitation,
  • presto,
  • terrify,
  • with a rush,
  • at full tilt,
  • dexterous,
  • nimbly,
  • straightaway,
  • like,
  • expressly,
  • leap,
  • hot,
  • velocity,
  • straight off,
  • meteorically,
  • amain,
  • hell-bent,
  • Flickeringly,
  • apace,
  • cursory,
  • spryly,
  • Instanter,
  • impetuously,
  • furiously,
  • like mad,
  • in seven-league boots,
  • hotfoot,
  • express,
  • in a flash,
  • alive,
  • slapdash,
  • split second,
  • active,
  • quick,
  • at top speed,
  • pace,
  • flat out,
  • shortly,
  • cursorily,
  • horrify,
  • intimidate,
  • in a beeline,
  • at maximum speed,
  • in a trice,
  • trippingly,
  • superficially,
  • like lightning,
  • helter-skelter,
  • dissolutely,
  • fixedly,
  • in a jiffy,
  • pronto,
  • actively,
  • at a gallop,
  • fastness,
  • swift,
  • tempo,
  • fleetness,
  • smartly,
  • in high,
  • shot,
  • Fitted,
  • like blazes,
  • post,
  • terrorize,
  • decisively,
  • straight,
  • at breakneck speed,
  • summarily,
  • readily,
  • for a moment,
  • speedy,
  • steadily,
  • fleet,
  • forced,
  • swiftness,
  • soon,
  • in passing,
  • on the run,
  • p.d.q.,
  • fluent,
  • in an instant,
  • extravagantly,
  • away,
  • expeditious,
  • handy,
  • deep,
  • disposed,
  • hasty,
  • alertly,
  • rate,
  • forthright.

Paraphrases for Swiftly:

• Equivalence

  • Adverb
    quickly, rapidly, expeditiously, promptly, speedily.

• Independent

  • Adverb
    immediately, urgently, quick, smoothly, readily, hastily, flexibly, shortly, briefly, easily, diligently, efficiently, instantly, early, timely, sharply, forthwith, directly, dramatically, faster, slowly, briskly, suddenly.

• Other Related

  • Adverb
    soon, fast.

Antonyms for Swiftly:

• adv.

  • very fast
    sluggishly, slowly.
  • Other antonyms:
    ploddingly, lingeringly, deliberately, slow, leisurely.