Synonyms|79Antonyms|82|Broader|16Narrower|26Related|67
26
of great significancy(expression, importance, significance, main, magnitude)
26
critically important(expression, importance, significance, main, magnitude)
25
of great importance(expression, importance, significance, main, magnitude)
25
of the last importance(expression, importance, significance, main, magnitude)
25
of utmost importance(expression, importance, significance, main, magnitude)
25
paramount(adjective, importance, significance, main, magnitude)
23
vitally important(expression, importance, significance, main, magnitude)
22
significant(adjective, importance, significance, main, magnitude)
18
valuable(adjective, importance, significance, main, magnitude)
16
consequential(adjective, importance, significance, main, magnitude)
16
material(adjective, importance, significance, main, magnitude)
16
meaningful(adjective, importance, significance, main, magnitude)
16
prominent(adjective, importance, significance, main, magnitude)
15
prime(adjective, importance, significance, main, magnitude)
11
major league(expression, adjective, importance, significance, main)
10
all-in-all(expression, importance, significance, main, magnitude)
10
high-stakes(expression, importance, significance, main, magnitude)
10
mission-critical(expression, importance, significance, main, magnitude)
10
of the essence(expression, importance, significance, main, magnitude)
10
significative(adjective, importance, significance, main, magnitude)
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APASmart Define. (2013). less important thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/less_important/thesaurus/antonyms
ChicagoSmart Define. 2013. "less important thesaurus" https://smartdefine.org/less_important/thesaurus/antonyms (accessed September 20, 2026).
HarvardSmart Define 2013, less important thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/less_important/thesaurus/antonyms>.
MLASmart Define. "less important thesaurus" 19 May 2013. Web. 20 September 2026. <https://smartdefine.org/less_important/thesaurus/antonyms>