55 entries under feature topic. ×

20
main(adjective, significant, essential, basic, characteristic)
20
necessary(adjective, significant, essential, critical, basic)
19
considerable(adjective, significant, substantial, large, ample)
18
central(adjective, significant, essential, basic, vital)
18
primary(adjective, significant, substantial, essential, basic)
17
conspicuous(adjective, great, extraordinary, unusual, famous)
17
meaningful(adjective, significant, substantial, strong, big)
17
pressing(adjective, vital, weighty, crucial, tough)
16
decisive(adjective, characteristic, severe, importance)
16
paramount(adjective, significant, essential, critical, basic)
16
relevant(adjective, characteristic, appropriate, substantial, useful)
16
salient(adjective, significant, essential, main, characteristic)
15
imperative(adjective, serious, essential, critical, vital)
15
valuable(adjective, characteristic, useful, ample, priceless)
14
heavy(adjective, deep, essential, critical, weighty)
11
esteemed(adjective, characteristic, useful, beneficial)
11
exceptional(adjective, great, bad, excellent, extraordinary)
9
big-league(adjective, valuable, importance, main, notable)
9
earnest(adjective, valuable, importance, substantial, main)
8
exigent(adjective, serious, essential, vital)
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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>