Synonyms|60Antonyms|2|Broader|0Narrower|0Related|0
7
key(adjective, importance, valuable, main, notable)
7
material(adjective, importance, valuable, main, notable)
7
momentous(adjective, importance, valuable, main, notable)
7
newsworthy(adjective, importance, valuable, main, notable)
7
outstanding(adjective, importance, valuable, main, notable)
7
portentous(adjective, importance, valuable, main, notable)
7
purposeful(adjective, importance, valuable, main, notable)
7
remarkable(adjective, importance, valuable, main, notable)
7
responsible(adjective, importance, valuable, main, notable)
7
serious(adjective, importance, valuable, main, notable)
7
significative(adjective, importance, valuable, main, notable)
7
solemn(adjective, importance, valuable, main, notable)
7
substantial(adjective, importance, valuable, main, notable)
7
vital(adjective, importance, valuable, main, notable)
7
weighty(adjective, importance, valuable, main, notable)
3
significant(adjective, importance, valuable, main, notable)
1
of great moment(adjective, importance, valuable, main, notable)
1
of importance(adjective, importance, valuable, main, notable)
1
on the map(adjective, importance, valuable, main, notable)
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APASmart Define. (1970). key-note thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/key-note/thesaurus/synonyms
ChicagoSmart Define. 1970. "key-note thesaurus" https://smartdefine.org/key-note/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 1970, key-note thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/key-note/thesaurus/synonyms>.
MLASmart Define. "key-note thesaurus" 1 January 1970. Web. 20 September 2026. <https://smartdefine.org/key-note/thesaurus/synonyms>