91 entries under expression topic. ×

1
fundamental term(reason, importance, significance)
1
governing factor(reason, importance, significance)
1
initial cause(reason, importance, significance)
1
issue main reason(reason, importance, significance)
1
key aspect(reason, importance, significance)
1
key condition(reason, importance, significance)
1
key element(reason, importance, significance)
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
key role(importance, significant, valuable)
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)
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APASmart Define. (2013). decisive factor thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/decisive_factor/thesaurus/synonyms
ChicagoSmart Define. 2013. "decisive factor thesaurus" https://smartdefine.org/decisive_factor/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2013, decisive factor thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/decisive_factor/thesaurus/synonyms>.
MLASmart Define. "decisive factor thesaurus" 18 May 2013. Web. 21 September 2026. <https://smartdefine.org/decisive_factor/thesaurus/synonyms>