Synonyms|293Antonyms|59|Broader|2Narrower|0Related|250

109 entries under adjective topic. ×

14
required(important, significant, essential, basic)
13
requisite(important, significant, essential, basic)
13
indispensable(set, important, significant, capital)
13
necessary(set, important, original, capital)
13
needed(set, important, significant, capital)
11
essential(set, important, significant, original)
10
imperative(set, important, significant, capital)
7
fundamental(important, significant, original, capital)
7
prerequisite(set, important, significant, capital)
7
vital(set, important, significant, original)
6
crucial(important, significant, original, capital)
6
urgent(significant, essential, basic, vital)
5
mandatory(set, significant, essential, basic)
5
obligatory(significant, essential, basic, vital)
5
wanted(important, significant, capital, essential)
4
cardinal(important, significant, capital, essential)
4
important(essential, vital, fundamental, reliable)
4
necessitous(poor, important, capital, essential)
3
basic(significant, original, essential, vital)
3
capital(noun, money, essential)
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APASmart Define. (2015). needful thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/needful/thesaurus/synonyms
ChicagoSmart Define. 2015. "needful thesaurus" https://smartdefine.org/needful/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, needful thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/needful/thesaurus/synonyms>.
MLASmart Define. "needful thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/needful/thesaurus/synonyms>