2
impelling
2
innovational(adjective, unusual, new, fresh, novel)
2
instrumental(adjective, fundamental, related, underlying, contributing)
2
inventive(adjective, fundamental, novel, unique, innovative)
2
originative(adjective, unusual, new, fresh, novel)
2
pressing
2
productive(adjective, fundamental, novel, unique, innovative)
2
quick(adjective, unusual, new, fresh, novel)
2
ready(adjective, unusual, new, fresh, novel)
2
seminal(adjective, cause, unusual, new, fresh)
2
urgent
1
contributing(adjective, fundamental, related, underlying, instrumental)
1
effective(adjective, causative)
1
executive(adjective, causative)
1
primary(adjective, cause)
1
assuming
1
avant garde(expression, adjective, unusual, new, fresh)
1
behind the scenes(expression, idiom)
1
catalytic
1
causality
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APASmart Define. (2015). causal thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/causal/thesaurus/synonyms
ChicagoSmart Define. 2015. "causal thesaurus" https://smartdefine.org/causal/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, causal thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/causal/thesaurus/synonyms>.
MLASmart Define. "causal thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/causal/thesaurus/synonyms>