| in a little while(expression, idiom, soon, swiftly, snappily) |
| in a minute(expression, idiom, soon, swiftly, snappily) |
| in a second(expression, idiom, soon, swiftly, snappily) |
| in a short time(expression, idiom, soon, swiftly, snappily) |
| in advance(expression, soon, swiftly, snappily) |
| in due time(expression, idiom, soon, swiftly, snappily) |
| in good time(expression, idiom, soon, swiftly, snappily) |
| in the bud(expression, idiom, soon, swiftly, snappily) |
| in the dark(expression, idiom, unanticipatedly, uniformed) |
| in time(expression, soon, swiftly, snappily) |
| inadvertently(suddenly, unexpectedly, unawares, astonishingly, astoundingly) |
| instantaneously |
| instantly |
| mistakenly(suddenly, unexpectedly, unawares, astonishingly, astoundingly) |
| not in the cards |
| off guard(expression, suddenly, unexpectedly, unawares, ignorantly) |
| off top of head(expression, idiom, violent, fast, quick) |
| on the dot(expression, idiom, adverb, soon, swiftly) |
| on the hop(expression, idiom, suddenly, unexpectedly, unawares) |
| oversoon(soon, swiftly, snappily) |