Synonyms for rapid
- 1. rapid, waterway
- usage: a part of a river where the current is very fast
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- 1. rapid, fast (vs. slow)
- usage: done or occurring in a brief period of time; "a rapid rise through the ranks"
- 2. rapid, speedy, fast (vs. slow)
- usage: characterized by speed; moving with or capable of moving with high speed; "a rapid movement"; "a speedy car"; "a speedy errand boy"
See also: rapid (Dictionary)