List of 12-letter words beginning with

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There are 17 twelve-letter words beginning with AUTH

authenticate — v. (Transitive) To render authentic; to give authority to, by… — v. (Transitive) To prove authentic; to determine as real and true. — adj. Synonym of authentic.
authenticism — n. A belief in the superiority of the authentic over the inauthentic.
authenticist — adj. Of, pertaining to, or espousing authenticism, a belief in… — n. A person who espouses authenticism.
authenticity — n. The quality of being genuine or not corrupted from the original… — n. (Obsolete) The quality of being authentic (of established authority).
authenticize — v. (Transitive) To make authentic.
authentickly — adv. Obsolete form of authenticly.
authentified — v. Simple past tense and past participle of authentify.
authentifies — v. Third-person singular simple present indicative form of authentify.
authigenesis — n. (Geology) authigenic formation.
authigenetic — adj. Synonym of authigenic.
authoriality — n. The condition of being an author.
authorisable — adj. Alternative spelling of authorizable.
authorizable — adj. Capable of being authorized.
authorizedly — adv. In an authorized manner.
author␣of␣life — prop.n. (Christianity) An epithet of God and of Jesus.
authouresses — n. Plural of authouress.
authourities — n. Plural of authourity.

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