| unexpected(adjective, great, excellent, superb, super) |
| unforeseen(adjective, great, excellent, superb, super) |
| sudden(adjective, unexpected, surprising, inexpectation) |
| abrupt(adjective, violent, fast, quick, unexpected) |
| startling(adjective, great, excellent, superb, super) |
| unpredicted(adjective, adverb, great, excellent, superb) |
| splendid(great, excellent, superb, super, groovy) |
| unannounced(adjective, secret, unexpected, unrevealed, disclosed) |
| unlooked-for(adjective, secret, unexpected, unforeseen, unpredicted) |
| extraordinary(great, excellent, superb, super, groovy) |
| out of the blue(expression, adjective, idiom, adverb, shocking) |
| surprising(adjective, surprising, inexpectation) |
| charming(great, excellent, superb, super, groovy) |
| fabulous(great, excellent, superb, super, groovy) |
| fantastic(great, excellent, superb, super, groovy) |
| hasty(adjective, violent, fast, quick, unexpected) |
| appealing(great, excellent, superb, super, groovy) |
| astonishing(adjective, great, excellent, superb, super) |
| astounding(adjective, great, excellent, superb, super) |
| incredible(great, excellent, superb, super, groovy) |