| impressive(adjective, extraordinary, unusual, wonderful, exceptional) |
| uncommon(adjective, solid, extraordinary, unusual, strange) |
| unusual(adjective, solid, extraordinary, strange, superb) |
| abrupt(adjective, shock, wonderful, quick, unexpected) |
| electrifying(adjective, shocking, remarkable, astonishing, astounding) |
| eye-catching(remarkable, conspicuous, noticeable) |
| frightening(verb, adjective, alarming) |
| incredible(adjective, extraordinary, unusual, strange, superb) |
| scaring(verb, alarming) |
| arresting(adjective, solid, extraordinary, unusual, wonderful) |
| exceptional(adjective, solid, extraordinary, unusual, strange) |
| jarring |
| marvellous |
| precipitate(adjective, abrupt, unexpected, sudden) |
| prodigious(adjective, unusual, wonderful, great, extraordinary) |
| spectacular(adjective, extraordinary, unusual, amazing, astonishing) |
| alerting(verb, alarming) |
| dismaying(verb, alarming) |
| dumbfounding |
| fantastic(adjective, great, unusual, strange, superb) |