| lightning(noun, adjective, quick, rapid, speedy) |
| brief(adjective, violent, fast, short, casual) |
| flying(adjective, hot, fast, quick, velocity) |
| alert(adjective, keen, sharp, energetic, lively) |
| headlong(adjective, passionate, violent, fast, quick) |
| impetuous(adjective, passionate, violent, fast, quick) |
| lively(adjective, sharp, fast, quick, speedy) |
| precipitate(adjective, prompt, passionate, violent, fast) |
| winged(adjective, sharp, hot, fast, quick) |
| quickly(adjective, adverb, rapidly, swiftly, snappily) |
| unexpected(adjective, passionate, violent, fast, quick) |
| galloping(adjective, fast, velocity, hasty, urgent) |
| instant(adjective, prompt, fast, precise, quick) |
| meteoric(adjective, brief, sudden) |
| sharp(adjective, energetic, lively, alert, irritable) |
| active(adjective, express, energetic, hot, alert) |
| alacritous(adjective, prompt, lively, fast, quick) |
| fast paced(adjective, speed) |
| punctual(adjective, prompt, precise, quick, responsive) |
| short(adjective, fast, casual, quick, rapid) |