| supereminent(adjective, cool, master, lovely, pippin) |
| superlative(adjective, excellent, superb, exceptional, marvelous) |
| top-grade |
| top-hole(adjective, rank, best, topflight, top-level) |
| top-level(adjective, important) |
| top drawer(adjective, cool, master, lovely, pippin) |
| top of the line(expression, adjective, idiom, excellent, superb) |
| topping |
| trimming(adjective, cool, master, lovely, pippin) |
| uncommon(adjective, great, excellent, fine, superior) |
| unmatched(adjective, excellent, superb, exceptional, marvelous) |
| unusual(adjective, great, excellent, fine, superior) |
| upper(adjective, top, excellent, fine, superior) |
| upper-class(solid, outstanding, worthy, notable, effective) |
| uppermost(adjective, top, excellent, fine, superior) |
| valuable(adjective, excellent, fine, superior, true) |
| well-known(outstanding, serious, worthy, prominent, eminent) |
| winner(adjective, excellent, superior, special, select) |
| wizard(informal, master, talent) |
| world-class(adjective, excellent, superb, exceptional, marvelous) |