| straight(adjective, clear, open, flat, honest) |
| transparent(adjective, clear, sharp, plain, obvious) |
| uncontestable(adjective, definite, positive, ideal, all time) |
| undisputable(adjective, certain, definite, positive, ideal) |
| unmistakeable |
| unrestricted(adjective, total, full, absolute, unqualified) |
| determinate(adjective, total, full, definite, certainty) |
| exact(adjective, clear, plain, precise, obvious) |
| honest(adjective, clear, strong, open, flat) |
| perspicuous(adjective, clear, simple, sharp, plain) |
| plain-spoken |
| simple(adjective, sharp, flat, total, distinct) |
| sincere(adjective, good, clear, strong, flat) |
| true(noun, adjective, good, strong, correct) |
| uncontested(adjective, ideal, all time, the best) |
| doubtless(adjective, adverb, clear, certain, definite) |
| peremptory |
| ultimate(adjective, ideal, all time, the best) |
| undoubted(adjective, clear, certain, straightforward, definite) |
| unquestioned(adjective, certain, straightforward, precise, arbitrary) |