Synonyms|413Antonyms|112|Broader|7Narrower|11Related|520

44 entries under necessary topic. ×

35
necessary(adjective, right, important, essential, critical)
24
needed(verb, adjective, close, correct, exact)
22
essential(adjective, important, significant, critical, basic)
19
requisite(adjective, close, correct, exact, important)
19
indispensable(adjective, important, significant, serious, essential)
19
obligatory(adjective, right, significant, essential, basic)
17
imperative(adjective, important, significant, essential, critical)
16
mandatory(adjective, right, significant, essential, basic)
15
needful(adjective, important, significant, capital, essential)
11
vital(adjective, important, significant, serious, essential)
10
desired(verb, adjective, wanted, needed)
10
wanted(verb, adjective, important, significant, serious)
8
prerequisite(adjective, important, significant, essential, critical)
7
desirable(wanted, needed)
3
anticipated(verb, wanted, needed)
3
basic(adjective, important, significant, essential, critical)
2
bounden(obligatory, conclusive)
2
conclusive
2
irrevocable(obligatory, conclusive)
2
of the essence(expression, adjective, idiom, essential)
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ChicagoSmart Define. 2015. "required thesaurus" https://smartdefine.org/required/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, required thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/required/thesaurus/synonyms>.
MLASmart Define. "required thesaurus" 3 November 2015. Web. 22 September 2026. <https://smartdefine.org/required/thesaurus/synonyms>