| turn-on(adjective, excellent, superb, wonderful, marvelous) |
| ultamodern(adjective, unusual, fantastic, neat, groovy) |
| unbelievable(adjective, excellent, superb, wonderful, marvelous) |
| unconventional(adjective, unusual, neat, bizarre, unorthodox) |
| unorthodox(adjective, unusual, wonderful, fantastic, neat) |
| unreal(adjective, excellent, superb, wonderful, marvelous) |
| up to snuff(expression, adjective, idiom, good, bad) |
| valuable(adjective, bad, pleasant, fine) |
| very unconventional(expression, adjective, unusual, fantastic, neat) |
| way-out(adjective, unusual, wonderful, fantastic, neat) |
| weird(adjective, unusual, neat, unconventional, bizarre) |
| welcome(adjective, bad, pleasant, fine) |
| world class(informal, expression, adjective, unparalleled, prizewinning) |
| worthy(adjective, bad, pleasant, fine) |
| A-OK(adjective, excellent, superb, wonderful, marvelous) |
| astonishing(adjective, excellent, superb, wonderful, marvelous) |
| astounding(adjective, excellent, superb, wonderful, marvelous) |
| best(adjective, excellent, superb, wonderful, marvelous) |
| breathtaking(adjective, excellent, superb, wonderful, marvelous) |
| fab(adjective, excellent, superb, wonderful, marvelous) |