| defectless(pure, splendid, flawless, faultless, textbook) |
| easily first |
| excellent(perfect, pure, outstanding, superlative, supreme) |
| excelling(pure, splendid, flawless, faultless, textbook) |
| exclusive(adjective, exceptional, individual, single, solitary) |
| experienced(pure, splendid, flawless, faultless, textbook) |
| expert(pure, splendid, flawless, faultless, textbook) |
| facile princeps |
| faultless(excellent, perfect, pure, outstanding, splendid) |
| finest(adjective, bad, tough, top, perfect) |
| finished(pure, splendid, flawless, faultless, textbook) |
| first-class(adjective, bad, tough, top, perfect) |
| first-rate(adjective, bad, tough, top, perfect) |
| foolproof(pure, splendid, flawless, faultless, textbook) |
| ideal(pure, splendid, flawless, faultless, textbook) |
| immaculate(pure, splendid, flawless, faultless, textbook) |
| immortal |
| impeccable(pure, splendid, flawless, faultless, textbook) |
| inapproachable |
| indefectible(pure, splendid, flawless, faultless, textbook) |