Synonyms of decretum

1 Syllable
rule, reg, rite, law
2 Syllables
canons, decree, maxim, dogma, tenet, ritual, prescript, habit, precept, edict, canon, decreeing, bylaw
3 Syllables
tradition, fixture, convention, precedent, practice, statute, doctrine, principle
4 Syllables
ordinance, regulation, institute, establishment
5 Syllables
jurisprudence