138 entries under theory topic. ×

10
theorem(noun, concept, law, support, action)
10
standard(noun, regulation, rule, measure, idea)
8
base(noun, concept, support, action, part)
8
teaching(noun, religion, law, rule, idea)
8
convention(noun, organization, law, rule, agreement)
8
view(noun, drop, part, philosophy, plan)
7
faith(noun, religion, feeling, honor, idea)
7
assumption(noun, concept, law, support, action)
7
conviction(noun, religion, philosophy, rule, idea)
7
guide(noun, belief, standard, tenet)
7
philosophy(noun, concept, action, reason, view)
7
truth(noun, law, rule, standard, honesty)
7
cause(noun, support, action, feeling, cause)
7
ethic(noun, law, rule, idea, moral)
7
reason(noun, support, action, feeling, plan)
6
creed(noun, religion, form, feeling, philosophy)
6
criterion(noun, law, rule, measure, idea)
6
dictum(noun, law, support, action, rule)
6
credo(noun, religion, form, philosophy, plan)
6
notion(noun, concept, philosophy, rule, view)
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APASmart Define. (2015). principle thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/principle/thesaurus/synonyms
ChicagoSmart Define. 2015. "principle thesaurus" https://smartdefine.org/principle/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, principle thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/principle/thesaurus/synonyms>.
MLASmart Define. "principle thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/principle/thesaurus/synonyms>