83 entries under expression topic. ×

1
key enabler(reason, importance, significance)
1
key idea(reason, importance, significance)
1
key pillar(reason, importance, significance)
1
key player(reason, importance, significance)
1
key question(reason, importance, significance)
1
key reason(reason, importance, significance)
1
knockout punch(reason, importance, significance)
1
main cause(reason, importance, significance)
1
main condition(reason, importance, significance)
1
main criterion(reason, importance, significance)
1
main culprit(reason, importance, significance)
1
main reason(reason, importance, significance)
1
major asset(reason, importance, significance)
1
major cause(reason, importance, significance)
1
major concern(reason, importance, significance)
1
major premise(reason, importance, significance)
1
major reason(reason, importance, significance)
1
major term(reason, importance, significance)
1
master factor(reason, importance, significance)
1
opinion maker(reason, importance, significance)
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APASmart Define. (2015). fundamental principle thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/fundamental_principle/thesaurus/synonyms
ChicagoSmart Define. 2015. "fundamental principle thesaurus" https://smartdefine.org/fundamental_principle/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, fundamental principle thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/fundamental_principle/thesaurus/synonyms>.
MLASmart Define. "fundamental principle thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/fundamental_principle/thesaurus/synonyms>