A really fast thesaurus... with lots of synonyms.
Swiftly has 87 synonyms. The top synonyms for swiftly are promptly, apace, rapidly, posthaste, pronto, summarily, slapdash, furiously and 79 more. Another word for swiftly is promptly. Browse the full list below.
| Length
| Random | DefinitionA common synonym for swiftly is promptly. Other synonyms include apace, rapidly, posthaste, pronto.
Swiftly has 87 synonyms listed on Thesaurasize.
°In a swift manner; with quick motion or velocity; fleetly.
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