double-checked

absolute evident irrefutable unassailable undeniable unquestionable

accurate actual certain incontestable incontrovertible indubitable no ifs ands or buts about it no mistake open and shut positive real sure that's a fact true undoubted unfabled veridical

disputable doubtful indefinite questionable uncertain unsure

dubious refutable unreliable vague

indisputable ironclad unassailable undeniable

accurate apodictic can bet on it certain evident final inarguable incontestable incontrovertible indubitable invincible irrebuttable irrefragable irresistible nof ifs ands or buts obvious odds-on positive proven set sure unanswerable unimpeachable unquestionable

disputable indefinite

doubtful dubious questionable refutable uncertain