What is another word for "principle"?

Roget's Thesaurus (1911) lists these synonyms for "principle": adage, admitted, and, antecedent, aphorism, aphoristic, apophthegm, apothegm, article, assumption, avant-courier, axiom, axiomatic, belief, bellwether, blood, bodily, body, brute, byword, common, commonplace, conclusion, condition, corporal, corporality, corporeal, corporeity, corpus, dawn, dictum, element, exordium, experimental, fact, faith, first, flesh, foreboding, forerunner.