| natural(adjective, correct, right, honest, exact) |
| official(sound, honest, pure, true, straight) |
| on target(expression, adjective, adverb, good, correct) |
| on the button(expression, idiom, sharp, exact, proper) |
| on the level(expression, adjective, idiom, close, open) |
| on the mark(expression, idiom) |
| out-and-out(adjective, good, clear, correct, right) |
| overt(adjective, clear, plain, obvious, literal) |
| persnickety(adjective, careful, precise, tidy, thorough) |
| perspicacious(adjective, sharp, smart, sensible, wise) |
| picky(adjective, careful, precise, tidy, thorough) |
| priggish(adjective, fastidious) |
| principled(adjective, open, honest, sensible, solid) |
| prosaic(adjective, literal) |
| prudish(adjective, fastidious) |
| pure(adjective, sound, correct, right, reasonable) |
| religious(exact, thoughtful, precise, sober, prudent) |
| responsible(adjective, good, honest, sensible, solid) |
| righteous(open, correct, right, honest, exact) |
| scientific(adjective, truth, systematic) |