rapid

About 39.02 uses per million words.

Meaning

1. adjective Very swift or quick.

   a rapid stream

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

Similar words

speedy fast apace speedily rapidity swiftness swift fast-acting quick quickly

Often followed by

growth and increase development progress succession expansion rate change

Word family

rapider rapidest rapidly rapidness rapidnesses rapids