Nouns

(n)hieratic, hieratic scripta cursive form of Egyptian hieroglyphics; used especially by the priests

Adjectives

(a)priestly, hieratic, hieratical, sacerdotalassociated with the priesthood or priests“priestly (or sacerdotal) vestments”, “hieratic gestures”
(a)hieraticwritten or belonging to a cursive form of ancient Egyptian writing“hieratic Egyptian script”
(s)hieraticadhering to fixed types or methods; highly restrained and formal“the more hieratic sculptures leave the viewer curiously unmoved”