Swiftly Synonyms and Antonyms

Very fast
  1. fleetly
  1. slowly
  2. sluggishly
  1. quickly
  2. speedily
  3. space
  4. without warning
  5. with breath-taking speed

Words Related to Swiftly

Related words are words that are directly connected to each other through their meaning, even if they are not synonyms or antonyms. This connection may be general or specific, or the words may appear frequently together.