143 entries under source topic. ×

2
center(noun, support, action, idea, base)
2
crux(noun, support, action, quality, character)
2
determinant(noun, cause, reason, base, matter)
2
end(noun, plan, desire, reason, object)
2
explanation(noun, support, action, reason, base)
2
infrastructure(noun, support, action, base, beginning)
2
leaven(noun, cause, reason, matter)
2
presumption(noun, concept, support, action, philosophy)
2
root(noun, support, action, drop, part)
2
spring(noun, cause, reason, idea, base)
1
premise(noun, concept, support, action, philosophy)
1
account(noun, action, reason, matter)
1
action(noun, law, support, rule, reason)
1
aim(noun, plan, desire, reason, system)
1
authority(noun, support, action, base, beginning)
1
backbone(noun, nature, support, action, quality)
1
background(noun, support, action, base, beginning)
1
backing(noun, support, action, base, beginning)
1
chief constituent(noun, expression, nature, quality, character)
1
chief ingredient(noun, expression, support, action, base)
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APASmart Define. (2015). principle thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/principle/thesaurus/synonyms
ChicagoSmart Define. 2015. "principle thesaurus" https://smartdefine.org/principle/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, principle thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/principle/thesaurus/synonyms>.
MLASmart Define. "principle thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/principle/thesaurus/synonyms>