94 entries under theory topic. ×
| form(noun, law, quality, character, rule) | |
| formula(noun, law, regulation, order, rule) | |
| guess(understanding, system, belief, model, suggestion) | |
| hard fact(noun, expression, action, base, beginning) | |
| maxim(noun, law, regulation, order, rule) | |
| philosophy(noun, concept, understanding, plan, position) | |
| plan(noun, organization, concept, study, increase) | |
| prerequisite(guesstimate, premise) | |
| principal element(noun, expression, action, base, beginning) | |
| principium(noun, law, rule, foundation, basic) | |
| proposal(noun, understanding, plan, position, system) | |
| qualification(noun, organization, study, increase, plan) | |
| regulation(noun, law, order, rule, test) | |
| scheme(understanding, plan, position, system, belief) | |
| sine qua non(noun, expression, idiom, law, heart) | |
| speculation(understanding, system, belief, model, suggestion) | |
| supposition(noun, understanding, idea, system, belief) | |
| surmise(noun, understanding, system, belief, model) | |
| tenet(noun, law, regulation, order, rule) | |
| verity(noun, law, rule, experience, case) |
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| APA | Smart Define. (2015). basis thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/basis/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "basis thesaurus" https://smartdefine.org/basis/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2015, basis thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/basis/thesaurus/synonyms>. |
| MLA | Smart Define. "basis thesaurus" 22 December 2015. Web. 26 September 2026. <https://smartdefine.org/basis/thesaurus/synonyms> |