| querulous(adjective, annoyed, irritated, edgy, intolerant) |
| rough(adjective, rash, reckless, dangerous, impetuous) |
| rush(violence, haste) |
| slap-bang |
| spur-of-the-moment(noun, adjective, quick, impulsive, rash) |
| temerarious(adjective, wild, careful, thoughtless, deed) |
| tempestuous(adjective, rash, reckless, dangerous, impetuous) |
| unanticipated(violent, fast, quick) |
| unexpected(passionate, violent, fast, fierce, quick) |
| unforeseen(violent, fast, quick, abrupt, rapid) |
| unplanned(noun, adjective, impulsive, rash, unthinking) |
| unwary(adjective, careless, foolish, stupid, bold) |
| venturesome(adjective, careless, wild, anxious, worried) |
| vertical(adjective, sharp, steep, sheer) |
| violent(adjective, strong, keen, difficult, intense) |
| wanton(adjective, ardent, fervent, zealous, avid) |
| wildly |
| winged(prompt, fast, quick, summary, rapid) |
| without warning(expression, adjective, violent, fast, quick) |
| ASAP(fast, rapid, swift) |