| unprophetic(adjective, feature, characteristic, trait) |
| unforeseen(adjective, feature, quality, unexpected) |
| uncontemplated(adjective, feature, quality, unexpected) |
| unexpected(adjective, feature, quality, unforseen) |
| unforeseeable(adjective, feature, quality, unexpected) |
| abrupt(adjective, feature, quality, unexpected) |
| incidental(adjective, feature, quality, unexpected) |
| sudden(adjective, feature, quality, unexpected) |
| unanticipated(adjective, feature, quality, unexpected) |
| unguessed(adjective, feature, quality, unexpected) |
| unlooked-for(adjective, feature, quality, unexpected) |
| unrehearsed(adjective, feature, quality, unexpected) |
| unscheduled(adjective, feature, quality, unexpected) |
| unsuspected(adjective, feature, quality, unexpected) |
| emergency(adjective, feature, quality, unexpected) |
| unforseen(adjective, feature, quality, unexpected) |
| fluke(noun, case, fortune, unexpected) |
| mispredicted(adjective, feature, characteristic, trait) |
| unpredictable(adjective, feature, characteristic, trait) |
| windfall(noun, case, fortune, unexpected) |