6
majestic(adjective, influential, characteristic, intense, importance)
6
requisite(adjective, significant, original, essential, critical)
6
ruling(adjective, significant, serious, essential, prominent)
6
senior(adjective, comfortable, wealth, safe, worthy)
5
big-time(adjective, characteristic, importance, outstanding, worthy)
5
capital(adjective, bad, great, excellent, fine)
5
commanding(adjective, fine, significant, grand, critical)
5
compelling(adjective, serious, essential, critical, vital)
5
dignified(adjective, worthy, greatness, notable, pleased)
5
ponderous(adjective, substantial, feature, characteristic, big)
5
august(adjective, great, excellent, fine, intense)
5
beneficial(adjective, useful, characteristic, excellent, friendly)
5
big time(expression, characteristic, power, influence, informal)
5
first-rate(adjective, comfortable, wealth, safe, worthy)
5
germane(adjective, characteristic, importance, substantial, serious)
5
incomparable(adjective, characteristic, importance, outstanding, worthy)
5
much(adjective, feature, characteristic, trait, significant)
5
of moment(adjective, expression, feature, characteristic, trait)
5
pertinent(adjective, proper, significant, suitable, consistent)
5
singular(adjective, extraordinary, unusual, wonderful, outstanding)
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APASmart Define. (2016). important thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/important/thesaurus/synonyms
ChicagoSmart Define. 2016. "important thesaurus" https://smartdefine.org/important/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, important thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/important/thesaurus/synonyms>.
MLASmart Define. "important thesaurus" 29 March 2016. Web. 22 September 2026. <https://smartdefine.org/important/thesaurus/synonyms>