97 entries under adjective topic. ×

24
mandatory(set, significant, affected, essential)
23
obligatory(sound, important, certain, true)
20
necessary(cruel, essential, pitiless, obligation)
19
required(significant, essential, basic, vital)
16
requisite(significant, essential, basic, vital)
13
indispensable(set, important, significant, essential)
13
imperative(set, important, significant, essential)
10
essential(set, important, significant, critical)
9
forced(affected, willing, strained, unnatural)
8
binding(sound, certain, true, significant)
8
inevitable(certain, near, obvious, necessity)
8
involuntary(affected, strained, unwilling, unnatural)
7
compelling(violent, significant, essential, basic)
7
imperious(commanding, required, authoritative, domineering)
6
inescapable(cruel, pitiless, unrelenting, coming)
6
constraining(required, obligatory)
5
vital(set, important, significant, essential)
5
pressing(important, significant, essential, critical)
5
coercive(violent, affected, aggressive, compulsion)
5
compelled(near, affected, coming, intended)
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APASmart Define. (2015). compulsory thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/compulsory/thesaurus/synonyms
ChicagoSmart Define. 2015. "compulsory thesaurus" https://smartdefine.org/compulsory/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, compulsory thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/compulsory/thesaurus/synonyms>.
MLASmart Define. "compulsory thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/compulsory/thesaurus/synonyms>