authentic

Authentic is a related term of definitive.

As adjectives the difference between authentic and definitive

is that authentic is of the same origin as claimed; genuine while definitive is .

As an adjective authentic

is of the same origin as claimed; genuine.

As a noun null is

zero, nil; the cardinal number before einn.

As a noun authourity

is .

As an adjective authentic is

of the same origin as claimed; genuine.

Geniune is likely misspelled.

Geniune has no English definition.

As an adjective authentic is

of the same origin as claimed; genuine.

As adjectives the difference between synthetic and authentic

is that synthetic is of, or relating to synthesis while authentic is of the same origin as claimed; genuine.

As a noun synthetic

is a synthetic compound.

As adjectives the difference between realistic and authentic

is that realistic is expressed or represented as being accurate while authentic is of the same origin as claimed; genuine.

Official is a synonym of authentic.

As adjectives the difference between official and authentic

is that official is of or pertaining to an office or public trust while authentic is of the same origin as claimed; genuine.

As a noun official

is an office holder invested with powers and authorities.

As an adjective authentic

is of the same origin as claimed; genuine.

As a verb authorize is

to grant (someone) the permission or power necessary to do (something).

Formal is a related term of authentic.

As a noun formal

is an objective.

As an adjective authentic is

of the same origin as claimed; genuine.

As adjectives the difference between authentic and attested

is that authentic is of the same origin as claimed; genuine while attested is proven; shown to be true with evidence.

As a verb attested is

past tense of attest.