| graspable(simple, sharp, distinct, understandable, well-defined) |
| hyaline(adjective, clear, thin, plain, transparent) |
| illumined(adjective, bright) |
| incontrovertible(simple, sharp, distinct, understandable, well-defined) |
| knowable(simple, sharp, distinct, understandable, well-defined) |
| legible(simple, sharp, distinct, understandable, well-defined) |
| lighted(adjective, bright) |
| lightful(adjective, light, shining, luminescence) |
| lighting(adjective, light, shining, luminescence) |
| loud enough(expression, simple, sharp, distinct, understandable) |
| luciferous(adjective, light, shining, luminescence) |
| luculent |
| lychnidiate(adjective, light, shining, luminescence) |
| manifest(sharp, distinct, well-defined) |
| moonlit(adjective, bright) |
| obvious(sharp, straightforward, precise, distinct, unambiguous) |
| open and shut(expression, idiom, simple, sharp, distinct) |
| palpable(simple, sharp, distinct, understandable, well-defined) |
| patent(simple, sharp, distinct, understandable, well-defined) |
| pearlised |