decretive

As adjectives the difference between decretive and secretive

is that decretive is having the authority of a decree while secretive is having an inclination to secrecy.

As a noun decree

is an edict or law.

As a verb decree

is to command by a decree.

As an adjective decretive is

having the authority of a decree.

As a noun authority

is (label) the power to enforce rules or give orders.

As an adjective decretive is

having the authority of a decree.