dox-, -doxy, dog-, dogma-, dogmato-

(Greek: believe, belief; that which is thought to be true by someone who has the power or right to give orders, make decisions, and to enforce his or her opinions, doctrines, praise, or beliefs)

philodoxical (adjective), more philodoxical, most philodoxical
A reference to someone who loves his or her own opinions; an argumentative or dogmatic person.
pseudodox, pseudodoxy
A false or erroneous opinion; holding false opinions.
undogmatic, undogmatical
Not dogmatic; not committed to dogma; no longer influenced by or dependent on any normal religious observance.
unorthodox
Not orthodox; not in accord with approved standardized, or conventional doctrine, method thought, custom, or opinion.
unorthodoxy
1. An unorthodox opinion, doctrine, or method.
2. A group, or a body of people, holding unorthodox doctrines.

Cross references of word families that are related directly, or indirectly, to: "faith, trust; faithful, trusting; believe, belief": cred-; fid-.