auténtico

adj. authentic, genuine, true, proper

v. authenticate, certify, witness

adj. authentic, genuine; real, true; realistic

n. authentication, confirmation, verification

v. authenticate

adj. authentic, genuine; veritable, real

v. authenticate, legalise

= authentic, bona fide, genuine, true [truer -comp., truest -sup.], kosher, funky [funkier -comp., funkiest -sup.].
Ex: These names are not the authentic names of these peoples.
Ex: Booksellers were forbidden to retail new books, other than bona fide remainders, at less than list prices, under threat of being black-listed and refused further supplies.
Ex: A general paper may be irrelevant to a specialist but of genuine value to someone seeking a brief introduction to a field peripheral to their main interest.
Ex: The Concise AACR2 by Michael Gorman is not a true abridged edition of the full edition, but rather a rewritten distillation of the essential rules and principles.
Ex: Some mammals, such as pigs, have a cloven hoof but are not considered kosher because they do not meet other criteria.
Ex: The scarf can be knit with pockets at the end to keep their hands toasty or trimmed with bobbles for a funky look.
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* de un modo auténtico = authentically.
* el auténtico = the real McCoy.
* no auténtico = unauthentic.
* un auténtico infierno = a living hell.