actual — You use actual to emphasize that you are referring to something real or genuine.
authentic — An authentic person, object, or emotion is genuine.
honest — honorable in principles, intentions, and actions; upright and fair: an honest person.
kosher — Judaism. fit or allowed to be eaten or used, according to the dietary or ceremonial laws: kosher meat; kosher dishes; a kosher tallith. adhering to the laws governing such fitness: a kosher restaurant.
legitimate — according to law; lawful: the property's legitimate owner.
real — true; not merely ostensible, nominal, or apparent: the real reason for an act.
valid — sound; just; well-founded: a valid reason.
true — being in accordance with the actual state or conditions; conforming to reality or fact; not false: a true story.