known to be true or genuine
trustworthy; reliable
"an authentic account by an eyewitness"
"reliable information"
"an authentic signature"
"a bona fide manuscript"
"an unquestionable antique"
"photographs taken in a veritable bull ring"
One of the moost autentyke men of the court of parlyment.
出自: Ld Berners
Some short plain authentick tract might be published.
出自: Swift