130 entries under importance topic. ×

9
big-league(adjective, valuable, main, notable)
9
earnest(adjective, valuable, substantial, main)
9
memorable(adjective, great, unusual, lively)
9
predominant(adjective, essential, main, bad, great)
9
distinctive(adjective, characteristic, outstanding, worthy)
9
fateful(adjective, significant, valuable, main)
9
first-class(adjective, characteristic, informal, outstanding)
9
high(adjective, subject, accountable, guilty, culpable)
9
noble(adjective, prominent, loud, eminent, influential)
9
preeminent(adjective, great, outstanding, eminent, bad)
9
responsible(adjective, charge, valuable, duty)
8
eventful(adjective, bad, great, excellent, extraordinary)
8
high-level(adjective, characteristic, eminent, power, influence)
8
high-ranking(adjective, characteristic, eminent, power, influence)
8
of note(expression, adjective, characteristic, idiom, feature)
8
solemn(adjective, valuable, main, notable)
8
top-notch(adjective, characteristic, informal, outstanding)
8
useful(adjective, beneficial, characteristic, excellent, friendly)
7
far-reaching(adjective, characteristic, feature, severe)
7
major-league(adjective, strong, great, powerful, unusual)
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APASmart Define. (2016). important thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/important/thesaurus/synonyms
ChicagoSmart Define. 2016. "important thesaurus" https://smartdefine.org/important/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, important thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/important/thesaurus/synonyms>.
MLASmart Define. "important thesaurus" 29 March 2016. Web. 23 September 2026. <https://smartdefine.org/important/thesaurus/synonyms>