| inarguable(adjective, certain) |
| insured(adjective, solid, certain, sure, confident) |
| kosher(adjective, correct, right, exact, proper) |
| lawful(adjective, correct, right, honest, perfect) |
| legal(adjective, correct, right, honest, perfect) |
| legitimate(adjective, correct, right, exact, physical) |
| likely |
| made certain(expression, adjective, solid, certain, sure) |
| nailed down(expression, adjective, solid, certain, sure) |
| natural(adjective, correct, right, honest, exact) |
| necessary(adjective, sound, certain, true, definite) |
| normal(adjective, correct, right, honest, perfect) |
| not in error(expression, idiom) |
| objectively true |
| on ice(expression, adjective, clear, firm, solid) |
| on target(expression, adjective, correct, right, honest) |
| open and shut(expression, sound, certain, true, definite) |
| perfect(adjective, correct, right, flat, plain) |
| plausible |
| possible |