rapid

• accelerated
• active
• agile
• at speed
• blistering
• breakneck
• breathless
• breathtaking
• brisk
• dizzy
• double-time
• energetic
• expeditious
• expeditive
• express
• fast
• fleet
• fleet of foot
• fleet-footed
• flying
• galloping
• hastened
• hasty
• high-speed
• hot
• hurried
• in nothing flat
• light-footed
• lightning
• like a house on fire
• lively
• mercurial
• nimble
• nippy
• on the double
• precipitate
• prompt
• quick
• quick as a wink
• quickened
• rapid-fire
• rattling
• ready
• really rolling
• rush
• rushed
• screaming
• snappy
• speedy
• split-second
• splitting
• spry
• strenuous
• strong
• swift
• ultrafast
• ultrarapid
• vigorous
• whirlwind
• winged
• zippy

• crawling
• dallying
• dawdling
• delayed
• deliberate
• dilatory
• dillydallying
• dragging
• laggard
• languid
• languishing
• late
• leisurely
• lingering
• measured
• plodding
• pokey
• poking
• poky
• slack
• slow
• slowish
• sluggish
• tardy
• ultraslow
• unhurried

• noun
  1. (often in the plural) a rough section of a river or stream which is difficult to navigate due to the swift and turbulent motion of the water.
  2. A burst of rapid fire.
• adjective
  1. Very swift or quick.
  2. Steep, changing altitude quickly. (of a slope).
  3. Needing only a brief exposure time. (of a lens, plate, film, etc.).
  4. Violent, severe.
  5. Happy.
• adverb
  1. (archaic or colloquial) Rapidly.

• The weather changed with rapid intensity, from clear skies to heavy rain.
• The company saw rapid growth after launching its new product line.
• The doctor noticed a rapid increase in the patient’s heart rate and acted quickly.
• Advances in technology have led to rapid improvements in communication and transportation.
• The rapid spread of the virus required immediate public health interventions.

gadarene

racing

ultrafast

ultrarapid

zipping

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