Synonyms|161Antonyms|2|Broader|0Narrower|0Related|16
3
in
3
respectable(adjective, good, proper, modest, polite)
3
suitable(adjective, good, well-mannered, well-behaved)
2
approved
2
apt
2
binding(adjective, significant, essential, basic, vital)
2
comely(adjective, good, proper, modest, polite)
2
compulsory(adjective, significant, essential, basic, vital)
2
customary
2
fit(adjective, good, well-mannered, well-behaved)
2
formal(good, civilized, well-mannered, staid, well-behaved)
2
imperative(adjective, significant, essential, basic, vital)
2
imperious(required, obligatory, compulsory)
2
orthodox
2
requisite(adjective, significant, essential, basic, vital)
2
swish
2
traditional
1
a must(adjective, obligatory)
1
accepted
1
acknowledged
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APASmart Define. (2015). de rigueur thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/de_rigueur/thesaurus/synonyms
ChicagoSmart Define. 2015. "de rigueur thesaurus" https://smartdefine.org/de_rigueur/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, de rigueur thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/de_rigueur/thesaurus/synonyms>.
MLASmart Define. "de rigueur thesaurus" 13 April 2015. Web. 26 September 2026. <https://smartdefine.org/de_rigueur/thesaurus/synonyms>