irrefragable

compelling convincing decisive indisputable irrefutable irrevocable precise unambiguous undeniable unmistakable

absolute all out clear clinching cogent deciding demonstrative determinant determinative flat out incontrovertible irrefrangible litmus test resolving revealing settling straight out telling ultimate unanswerable unarguable unconditional unquestionable what you see is what you get

ambiguous disputable doubtful dubious indefinite questionable refutable uncertain unsure

inconclusive

durable immortal perpetual

abiding deathless enduring everlasting immutable imperishable incorruptible indelible indissoluble inexterminable inextinguishable inextirpable irrefrangible nonperishable permanent unalterable unbreakable unchangeable undestroyable undying unfading

ephemeral temporary

breakable destructible perishable

apparent assured certain conclusive evident indisputable open positive sure undeniable unequivocal unquestionable

doubtful

indisputable ironclad unassailable undeniable

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

disputable indefinite

doubtful dubious questionable refutable uncertain