Synonyms|312Antonyms|117|Broader|4Narrower|13Related|364

10 entries under adjective topic. ×

4
mandatory
4
required
3
bounden
3
compulsory
3
de rigueur
3
imposed
3
indispensable
2
incumbent on
2
prerequisite
0
necessary
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APASmart Define. (2015). obligatory thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/obligatory/thesaurus/related
ChicagoSmart Define. 2015. "obligatory thesaurus" https://smartdefine.org/obligatory/thesaurus/related (accessed September 28, 2026).
HarvardSmart Define 2015, obligatory thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/obligatory/thesaurus/related>.
MLASmart Define. "obligatory thesaurus" 14 April 2015. Web. 28 September 2026. <https://smartdefine.org/obligatory/thesaurus/related>