Synonyms of swiftly

swiftly

adverb

ˈswif(t)-lē 

as in quickly

with great speed

swiftly established himself as a star in Hollywood

Synonyms & Similar Words

• quickly
• rapidly
• fast
• quick
• soon
• promptly
• immediately
• hastily
• speedily
• hot
• briskly
• swift
• by leaps and bounds
• in short order
• in a hurry
• fleetly
• apace
• double-quick
• at full tilt
• like a shot
• like wildfire
• at full throttle
• presto
• abruptly
• a mile a minute
• like gangbusters
• pronto
• lickety-split
• readily
• posthaste
• hell-for-leather
• chop-chop
• snappily
• vigorously
• recklessly
• impulsively
• rashly
• impetuously
• suddenly
• full tilt
• energetically

Antonyms & Near Antonyms

• slowly
• sluggishly
• slow
• deliberately
• lingeringly
• leisurely
• belatedly
• ploddingly
• tardily
• laggardly
• delinquently

Example Sentences

Recent Examples of swiftly

But Kyiv is swiftly innovating, with Ukraine now developing its own ballistic missile to hit back at Russia and working with European countries on developing more anti-ballistic air defenses. — Hanna Arhirova, Los Angeles Times, 17 Aug. 2026

Knowing whether a patient is frail or not can change a clinician’s sense of whether to act swiftly on what seems like a small problem or to reexamine whether an elective surgery is a good idea, for instance. — Veronique Greenwood, Time, 17 Aug. 2026

This life balance between art and commerce suits her fine, though it’s swiftly picked apart by her mother (Choi), who sees little value in her daughter’s job or her hobby. — Guy Lodge, Variety, 15 Aug. 2026

Owens said results from these crackdowns will be felt swiftly, as early as October. — Sasha Rogelberg, Fortune, 14 Aug. 2026