| litmus test(expression, definite, precise, sure, decisive) |
| resolving(definite, precise, sure, decisive, final) |
| revealing(definite, precise, sure, decisive, final) |
| settling(definite, precise, sure, decisive, final) |
| straight out(expression, definite, precise, sure, decisive) |
| telling(definite, precise, sure, decisive, final) |
| ultimate(definite, precise, sure, decisive, final) |
| unambiguous(definite, precise, sure, decisive, final) |
| unanswerable(definite, precise, sure, decisive, final) |
| unarguable(definite, precise, sure, decisive, final) |
| unconditional(definite, precise, sure, decisive, final) |
| undeniable(definite, precise, sure, decisive, final) |
| unmistakable(definite, precise, sure, decisive, final) |
| unquestionable(definite, precise, sure, decisive, final) |
| what you see is what you get(expression, idiom, definite, precise, sure) |
| beyond question |
| categorical |
| certain |
| clear cut |
| definite(precise, sure, decisive, final) |