| inconceivable(adjective, belief, unreasonable, useless, size) |
| incredible(adjective, great, excellent, belief, superb) |
| unthinkable(adjective, great, excellent, unusual, belief) |
| unbelievable(adjective, great, excellent, belief, superb) |
| extraordinary(adjective, great, excellent, strange, superb) |
| impossible(adjective, extraordinary, strange, amazing, implausible) |
| fantastic(adjective, great, excellent, superb, special) |
| marvelous(adjective, hard, great, excellent, superb) |
| implausible(adjective, extraordinary, strange, amazing, doubtful) |
| wonderful(adjective, great, excellent, superior, superb) |
| improbable(adjective, great, excellent, superb, super) |
| splendid(great, excellent, superb, super, groovy) |
| preposterous(adjective, extraordinary, unreasonable, useless, absurd) |
| fabulous(great, excellent, superb, super, groovy) |
| incomprehensible(adjective, understandable) |
| appealing(great, excellent, superb, super, groovy) |
| charming(great, excellent, superb, super, groovy) |
| lovely(great, excellent, superb, super, groovy) |
| rare(adjective, light, extraordinary, strange, exceptional) |
| amazing(adjective, great, excellent, strange, superb) |