| astonishing(adjective, superb, great, excellent, amazing) |
| wonderful(adjective, great, superb, groovy, excellent) |
| extraordinary(adjective, great, excellent, unusual, superb) |
| marvelous(great, superb, groovy, adjective, excellent) |
| remarkable(adjective, great, excellent, extraordinary, unusual) |
| fantastic(adjective, good, great, excellent, extraordinary) |
| unusual(adjective, extraordinary, remarkable, impressive) |
| far-out(adjective, bizarre, outlandish) |
| strange(adjective, extraordinary, awful, terrible, superb) |
| uncommon(adjective, extraordinary, remarkable, impressive) |
| rare(adjective, extraordinary, remarkable, impressive) |
| singular(adjective, extraordinary, remarkable, impressive) |
| uncanny(adjective, unusual, strange, bizarre) |
| mystifying(bizarre, outlandish) |
| perplexing(adjective, difficult, striking, bizarre) |
| queer(bizarre, outlandish) |
| unaccountable(extraordinary, strange, marvelous, amazing) |
| weird(marvelous, fantastic, bizarre, outlandish) |
| aberrant(bizarre, outlandish) |
| abnormal(extraordinary, unusual, bizarre, outlandish) |