| appropriate(adjective, superior, unusual, exceptional, special) |
| audible(noticeable, observable, traceable) |
| certain(adjective, superior, unusual, exceptional, definite) |
| chief(adjective, superior, unusual, exceptional, distinct) |
| classic |
| clear(adjective, definite, obvious, noticeable, unambiguous) |
| cognizable(adjective, noticeable, observable, traceable, recognisable) |
| contrasting(adjective, distant, distinct, dissimilar, unlike) |
| contrastive(adjective, distant, distinct, dissimilar, unlike) |
| critical(sharp, refined, discerning, astute, fussy) |
| curious(adjective, unusual, special, rare) |
| definite(adjective, separate, superior, unusual, exceptional) |
| delicious(adjective, moist, taste, sweet, pleasing) |
| diacritic(adjective, different, unique) |
| distant(adjective, individual, distinct, solitary, independent) |
| distinguishable(noticeable, observable, traceable) |
| eminent(adjective, outstanding, worthy, notable, influential) |
| exact |
| exclusive(adjective, separate, superior, unusual, exceptional) |
| exemplary(characteristic, good, great, excellent, best) |