| swift(adjective, direct, express, prompt) |
| quick(adjective, direct, express, prompt, energetic) |
| rapid(adjective, direct, express, prompt, energetic) |
| fleet(noun, adjective, fast, quick) |
| expeditious(adjective, express, prompt, fast) |
| hasty(adjective, fast, quick, effective) |
| brisk(adjective, active, fast, quick) |
| nimble(adjective, fast, quick, velocity) |
| breakneck(adjective, fast, quick, abrupt) |
| ready(adjective, express, prompt, fast) |
| hurried(adjective, fast, quick, abrupt) |
| snappy(adjective, prompt, fast, quick) |
| agile(adjective, prompt, energetic, fast) |
| flying(adjective, fast, quick, velocity) |
| winged(adjective, fast, quick, velocity) |
| active(adjective, movement, express, energetic, lively) |
| accelerated(adjective, direct, express, prompt) |
| dashing(adjective, strong, fast, irritable) |
| flashing(adjective, quick, rapid, immediate) |
| presto(adjective, fast, quick, rapid) |