| full tilt(expression, quickly, rapidly, speedily) |
| hastily(quickly, rapidly, speedily) |
| hurriedly(quickly, rapidly, speedily) |
| immediately(adverb, interjection, now, directly, quickly) |
| in a flash(expression, idiom, quickly, rapidly, speedily) |
| in haste(expression, quickly, rapidly, speedily) |
| in no time(expression, idiom, quickly, rapidly, speedily) |
| in nothing flat(expression, idiom, quickly, rapidly, speedily) |
| in short order(expression, idiom, quickly, rapidly, speedily) |
| instantaneously |
| instantly |
| like a flash(expression, idiom, quickly, rapidly, speedily) |
| like a shot(expression, idiom, quickly, rapidly, speedily) |
| like greased lightning(expression, idiom, quickly, rapidly, speedily) |
| like lightning(expression, quickly, rapidly, speedily) |
| like wildfire(expression, quickly, rapidly, speedily) |
| posthaste(quickly, rapidly, speedily) |
| presto(quickly, rapidly, speedily) |
| promptly(quickly, rapidly, speedily) |
| pronto(quickly, rapidly, speedily) |