1
authorisation
1
authorization
1
body politic
1
buffer state
1
canonical
1
cardinal(adjective, significant, essential, basic, vital)
1
certain(adjective, obvious, inevitable, inescapable)
1
chief(adjective, significant, essential, basic, vital)
1
chieftaincy
1
choiceless
1
city-state
1
colony
1
commonweal
1
commonwealth
1
compulsive
1
county
1
decretory
1
dictated
1
domain
1
duchy
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APASmart Define. (2015). mandatory thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/mandatory/thesaurus/synonyms
ChicagoSmart Define. 2015. "mandatory thesaurus" https://smartdefine.org/mandatory/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, mandatory thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/mandatory/thesaurus/synonyms>.
MLASmart Define. "mandatory thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/mandatory/thesaurus/synonyms>