| quick(adjective, adverb, activity, express, prompt) |
| speedy(adjective, express, prompt, fast) |
| swift(adjective, activity, express, prompt) |
| rapid(adjective, express, prompt, fast) |
| fleet(noun, adjective, fast, quick) |
| hasty(adjective, prompt, fast, quick) |
| brisk(adjective, prompt, fast, quick) |
| nimble(adjective, prompt, fast, quick) |
| ready(adjective, activity, express, prompt, active) |
| active(adjective, express, fast, quick) |
| breakneck(adjective, fast, quick, speedy) |
| agile(adjective, prompt, fast, quick) |
| hurried(adjective, fast, quick, abrupt) |
| snappy(adjective, fast, quick, rapid) |
| flying(adjective, fast, quick, velocity) |
| winged(adjective, fast, quick, velocity) |
| dashing(adjective, fast, irritable, quick) |
| presto(adjective, fast, quick, rapid) |
| accelerated(adjective, fast, quick, rapid) |
| posthaste(adjective, adverb, fast, quick) |