Synonyms and related words :
behest, bidding, canon, code, command, convention, dictate, dictation, dictum, direct order, form, formula, general principle, golden rule, guideline, guiding principle, hest, imperative, law, maxim, mitzvah, moral, norm, order, ordinance, pleasure, principium, principle, regulation, rubric, rule, say-so, settled principle, special order, standard, tenet, will, word, word of command, working principle, working rule