Speed Synonyms and Antonyms

Rate of motion or performance
A central nervous system stimulant that increases energy and decreases appetite; used to treat narcolepsy and some forms of depression
Changing location rapidly
  1. adept
  2. alacritous
  3. celeritous
  4. expeditious
  5. fast
  6. posthaste
  7. precipitous
  8. speedy
  9. supersonic

Words Related to Speed

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.