| unapproachable |
| unparagoned |
| unsurpassable |
| without equal(expression, idiom) |
| absolute(pure, best, flawless, faultless, superlative) |
| accomplished(pure, splendid, flawless, faultless, textbook) |
| ace(adjective, good, bad, great, tough) |
| aces(excellent, perfect, pure, splendid, flawless) |
| adept(pure, splendid, flawless, faultless, textbook) |
| bad(adjective, tough, top, perfect, outstanding) |
| best(adjective, top, excellent, perfect, exceptional) |
| beyond comparison |
| blameless(pure, splendid, flawless, faultless, textbook) |
| boss(adjective, bad, tough, top, perfect) |
| capital(adjective, bad, tough, top, perfect) |
| choicest(adjective, bad, tough, top, perfect) |
| classical(pure, flawless, faultless, textbook, superlative) |
| consummate(adjective, pure, best, flawless, superlative) |
| cool(adjective, good, bad, great, tough) |
| crowning(pure, outstanding, splendid, prominent, prime) |